diff --git a/blockly_compressed_horizontal.js b/blockly_compressed_horizontal.js
index ff66bc8e90..296727e44d 100644
--- a/blockly_compressed_horizontal.js
+++ b/blockly_compressed_horizontal.js
@@ -2218,21 +2218,21 @@ Blockly.Css.CONTENT=[".blocklySvg {","background-color: $colour_workspace;","out
 ".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {","border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;","margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",
 ".blocklyTreeIconClosedRtl {","background-position: 0px -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;",
 "}",".blocklyTreeLabel {","cursor: default;",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyDropDownDiv .goog-slider-horizontal {","margin: 8px;","height: 22px;","width: 150px;","position: relative;","outline: none;","border-radius: 11px;","margin-bottom: 20px;",
-"}",".blocklyDropDownDiv .goog-slider-horizontal .goog-slider-thumb {","width: 26px;","height: 26px;","top: -1px;","position: absolute;","background-color: white;","border-radius: 100%;","-webkit-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","-moz-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","}",".scratchEyedropper {","background: none;","outline: none;","border: none;","width: 100%;","text-align: center;","border-top: 1px solid #ddd;","padding-top: 5px;",
-"cursor: pointer;","}",".scratchColourPickerLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.65rem;","color: $colour_valueReportForeground;","margin: 8px;","}",".scratchColourPickerLabelText {","font-weight: bold;","}",".scratchColourPickerReadout {","margin-left: 10px;","}",".scratchMatrixButtonDiv {","width: 50%;","text-align: center;","float: left;","}",".scratchNotePickerKeyLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.75rem;","fill: $colour_blackText;",
-"pointer-events: none;","}",".blocklyWidgetDiv .goog-menu {","background: $colour_contextMenuBackground;","border-color: $colour_contextMenuBorder;","color: $colour_contextMenuForeground;","border-style: solid;","border-width: 1px;","cursor: default;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","z-index: 20000;","}",".blocklyDropDownDiv .goog-menu {","cursor: default;",
-'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"outline: none;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyDropDownDiv .goog-menuitem {","color: $colour_text;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"font-weight: bold;","list-style: none;","margin: 0;","min-height: 24px;","padding: 4px 7em 4px 28px;",
-"white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl, ",".blocklyDropDownDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem, ",".blocklyDropDownDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyDropDownDiv .goog-menu-noicon .goog-menuitem { ","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem, ",".blocklyDropDownDiv .goog-menu-noaccel .goog-menuitem {",
-"padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content ",".blocklyDropDownDiv .goog-menuitem-content {","color: #000;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-content {","color: $colour_contextMenuDisabledForeground !important;",
-"}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","-moz-opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: $colour_contextMenuActiveBackground;","border-color: $colour_contextMenuActiveBackground;","border-style: dotted;","border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",
-".blocklyDropDownDiv .goog-menuitem-highlight,",".blocklyDropDownDiv .goog-menuitem-hover {","background-color: $colour_menuHover;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",
-".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","position: static;","float: left;","margin-left: -24px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",
-".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-icon {","float: right;","margin-right: -24px;","}",".blocklyWidgetDiv .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-accel {","left: 0;","right: auto;","text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint, ",
-".blocklyDropDownDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator, ",".blocklyDropDownDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator, ",".blocklyDropDownDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;","}",".blocklyFlyoutCheckbox {","fill: $colour_checkboxInactiveBackground;","stroke: $colour_checkboxInactiveBorder;",
-"}",".checked > .blocklyFlyoutCheckbox {","fill: $colour_checkboxActiveBackground;","stroke: $colour_checkboxActiveBorder;","}",".blocklyFlyoutCheckboxPath {","fill: transparent;","stroke: transparent;","stroke-width: 3;","stroke-linecap: round;","stroke-linejoin: round;","}",".checked > .blocklyFlyoutCheckboxPath {","stroke: $colour_checkboxCheck;","}",".scratchCategoryMenu {","width: 60px;","background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7rem;","user-select: none;","-webkit-user-select: none;",
-"-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal {","width: 100%;","height: 50px;","background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7em;","user-select: none;","-webkit-user-select: none;","-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuRow {","float: left;","margin: 3px;","}",".scratchCategoryMenuRow {","}",".scratchCategoryMenuItem {","padding: 0.375rem 0px;","cursor: pointer;",
-"text-align: center;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuItem {","padding: 6px 5px;","}",".scratchCategoryMenuItem.categorySelected {","background: $colour_toolboxSelected;","}",".scratchCategoryItemBubble {","width: 1.25rem;","height: 1.25rem;","border: 1px solid;","border-radius: 100%;","margin: 0 auto 0.125rem;","}",".scratchCategoryItemIcon {","width: 1.25rem;","height: 1.25rem;","margin: 0 auto 0.125rem;","background-size: 100%;","}",".scratchCategoryMenuItem:hover {","color: $colour_toolboxHover !important;",
-"}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.disposeAnimationFinished_=null;Blockly.WidgetDiv.disposeAnimationTimer_=null;Blockly.WidgetDiv.disposeAnimationTimerLength_=0;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
+"}",".blocklyDropDownDiv .goog-slider-horizontal .goog-slider-thumb {","width: 26px;","height: 26px;","top: -1px;","position: absolute;","background-color: white;","border-radius: 100%;","-webkit-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","-moz-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","}",".scratchEyedropper {","background: none;","outline: none;","border: none;","width: 100%;","text-align: center;","border-top: 1px solid $colour_valueReportBorder;",
+"padding-top: 5px;","cursor: pointer;","}",".scratchColourPickerLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.65rem;","color: $colour_valueReportForeground;","margin: 8px;","}",".scratchColourPickerLabelText {","font-weight: bold;","}",".scratchColourPickerReadout {","margin-left: 10px;","}",".scratchMatrixButtonDiv {","width: 50%;","text-align: center;","float: left;","}",".scratchNotePickerKeyLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.75rem;",
+"fill: $colour_blackText;","pointer-events: none;","}",".blocklyWidgetDiv .goog-menu {","background: $colour_contextMenuBackground;","border-color: $colour_contextMenuBorder;","color: $colour_contextMenuForeground;","border-style: solid;","border-width: 1px;","cursor: default;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","z-index: 20000;","}",".blocklyDropDownDiv .goog-menu {",
+"cursor: default;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"outline: none;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyDropDownDiv .goog-menuitem {","color: $colour_text;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"font-weight: bold;","list-style: none;","margin: 0;","min-height: 24px;",
+"padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl, ",".blocklyDropDownDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem, ",".blocklyDropDownDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyDropDownDiv .goog-menu-noicon .goog-menuitem { ","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem, ",
+".blocklyDropDownDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content ",".blocklyDropDownDiv .goog-menuitem-content {","color: #000;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-content {",
+"color: $colour_contextMenuDisabledForeground !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","-moz-opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: $colour_contextMenuActiveBackground;","border-color: $colour_contextMenuActiveBackground;","border-style: dotted;","border-width: 1px 0;",
+"padding-bottom: 3px;","padding-top: 3px;","}",".blocklyDropDownDiv .goog-menuitem-highlight,",".blocklyDropDownDiv .goog-menuitem-hover {","background-color: $colour_menuHover;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",
+".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","position: static;","float: left;","margin-left: -24px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon,",
+".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-icon {","float: right;","margin-right: -24px;","}",".blocklyWidgetDiv .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-accel {",
+"left: 0;","right: auto;","text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint, ",".blocklyDropDownDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator, ",".blocklyDropDownDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator, ",".blocklyDropDownDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;",
+"}",".blocklyFlyoutCheckbox {","fill: $colour_checkboxInactiveBackground;","stroke: $colour_checkboxInactiveBorder;","}",".checked > .blocklyFlyoutCheckbox {","fill: $colour_checkboxActiveBackground;","stroke: $colour_checkboxActiveBorder;","}",".blocklyFlyoutCheckboxPath {","fill: transparent;","stroke: transparent;","stroke-width: 3;","stroke-linecap: round;","stroke-linejoin: round;","}",".checked > .blocklyFlyoutCheckboxPath {","stroke: $colour_checkboxCheck;","}",".scratchCategoryMenu {","width: 60px;",
+"background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7rem;","user-select: none;","-webkit-user-select: none;","-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal {","width: 100%;","height: 50px;","background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7em;","user-select: none;","-webkit-user-select: none;","-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuRow {","float: left;",
+"margin: 3px;","}",".scratchCategoryMenuRow {","}",".scratchCategoryMenuItem {","padding: 0.375rem 0px;","cursor: pointer;","text-align: center;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuItem {","padding: 6px 5px;","}",".scratchCategoryMenuItem.categorySelected {","background: $colour_toolboxSelected;","}",".scratchCategoryItemBubble {","width: 1.25rem;","height: 1.25rem;","border: 1px solid;","border-radius: 100%;","margin: 0 auto 0.125rem;","}",".scratchCategoryItemIcon {","width: 1.25rem;",
+"height: 1.25rem;","margin: 0 auto 0.125rem;","background-size: 100%;","}",".scratchCategoryMenuItem:hover {","color: $colour_toolboxHover !important;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.disposeAnimationFinished_=null;Blockly.WidgetDiv.disposeAnimationTimer_=null;Blockly.WidgetDiv.disposeAnimationTimerLength_=0;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
 Blockly.WidgetDiv.show=function(a,b,c,d,e){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=c;Blockly.WidgetDiv.disposeAnimationFinished_=d;Blockly.WidgetDiv.disposeAnimationTimerLength_=e;a=goog.style.getViewportPageOffset(document);Blockly.WidgetDiv.DIV.style.top=a.y+"px";Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block"};
 Blockly.WidgetDiv.repositionForWindowResize=function(){if(Blockly.WidgetDiv.owner_&&Blockly.WidgetDiv.owner_.getScaledBBox_&&Blockly.WidgetDiv.owner_.getSize){var a=Blockly.WidgetDiv.owner_.getScaledBBox_(),b=Blockly.WidgetDiv.owner_.getSize();Blockly.WidgetDiv.positionInternal_(a.left,a.top,b.height)}else Blockly.WidgetDiv.hide()};
 Blockly.WidgetDiv.hide=function(a){Blockly.WidgetDiv.disposeAnimationTimer_?(window.clearTimeout(Blockly.WidgetDiv.disposeAnimationTimer_),Blockly.WidgetDiv.disposeAnimationFinished_&&Blockly.WidgetDiv.disposeAnimationFinished_(),Blockly.WidgetDiv.disposeAnimationFinished_=null,Blockly.WidgetDiv.disposeAnimationTimer_=null,Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.hideAndClearDom_()):Blockly.WidgetDiv.isVisible()&&(Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.dispose_=
diff --git a/blockly_compressed_vertical.js b/blockly_compressed_vertical.js
index 0112dee840..622e633092 100644
--- a/blockly_compressed_vertical.js
+++ b/blockly_compressed_vertical.js
@@ -2246,21 +2246,21 @@ Blockly.Css.CONTENT=[".blocklySvg {","background-color: $colour_workspace;","out
 ".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {","border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;","margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",
 ".blocklyTreeIconClosedRtl {","background-position: 0px -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;",
 "}",".blocklyTreeLabel {","cursor: default;",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyDropDownDiv .goog-slider-horizontal {","margin: 8px;","height: 22px;","width: 150px;","position: relative;","outline: none;","border-radius: 11px;","margin-bottom: 20px;",
-"}",".blocklyDropDownDiv .goog-slider-horizontal .goog-slider-thumb {","width: 26px;","height: 26px;","top: -1px;","position: absolute;","background-color: white;","border-radius: 100%;","-webkit-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","-moz-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","}",".scratchEyedropper {","background: none;","outline: none;","border: none;","width: 100%;","text-align: center;","border-top: 1px solid #ddd;","padding-top: 5px;",
-"cursor: pointer;","}",".scratchColourPickerLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.65rem;","color: $colour_valueReportForeground;","margin: 8px;","}",".scratchColourPickerLabelText {","font-weight: bold;","}",".scratchColourPickerReadout {","margin-left: 10px;","}",".scratchMatrixButtonDiv {","width: 50%;","text-align: center;","float: left;","}",".scratchNotePickerKeyLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.75rem;","fill: $colour_blackText;",
-"pointer-events: none;","}",".blocklyWidgetDiv .goog-menu {","background: $colour_contextMenuBackground;","border-color: $colour_contextMenuBorder;","color: $colour_contextMenuForeground;","border-style: solid;","border-width: 1px;","cursor: default;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","z-index: 20000;","}",".blocklyDropDownDiv .goog-menu {","cursor: default;",
-'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"outline: none;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyDropDownDiv .goog-menuitem {","color: $colour_text;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"font-weight: bold;","list-style: none;","margin: 0;","min-height: 24px;","padding: 4px 7em 4px 28px;",
-"white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl, ",".blocklyDropDownDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem, ",".blocklyDropDownDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyDropDownDiv .goog-menu-noicon .goog-menuitem { ","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem, ",".blocklyDropDownDiv .goog-menu-noaccel .goog-menuitem {",
-"padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content ",".blocklyDropDownDiv .goog-menuitem-content {","color: #000;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-content {","color: $colour_contextMenuDisabledForeground !important;",
-"}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","-moz-opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: $colour_contextMenuActiveBackground;","border-color: $colour_contextMenuActiveBackground;","border-style: dotted;","border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",
-".blocklyDropDownDiv .goog-menuitem-highlight,",".blocklyDropDownDiv .goog-menuitem-hover {","background-color: $colour_menuHover;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",
-".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","position: static;","float: left;","margin-left: -24px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",
-".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-icon {","float: right;","margin-right: -24px;","}",".blocklyWidgetDiv .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-accel {","left: 0;","right: auto;","text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint, ",
-".blocklyDropDownDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator, ",".blocklyDropDownDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator, ",".blocklyDropDownDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;","}",".blocklyFlyoutCheckbox {","fill: $colour_checkboxInactiveBackground;","stroke: $colour_checkboxInactiveBorder;",
-"}",".checked > .blocklyFlyoutCheckbox {","fill: $colour_checkboxActiveBackground;","stroke: $colour_checkboxActiveBorder;","}",".blocklyFlyoutCheckboxPath {","fill: transparent;","stroke: transparent;","stroke-width: 3;","stroke-linecap: round;","stroke-linejoin: round;","}",".checked > .blocklyFlyoutCheckboxPath {","stroke: $colour_checkboxCheck;","}",".scratchCategoryMenu {","width: 60px;","background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7rem;","user-select: none;","-webkit-user-select: none;",
-"-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal {","width: 100%;","height: 50px;","background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7em;","user-select: none;","-webkit-user-select: none;","-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuRow {","float: left;","margin: 3px;","}",".scratchCategoryMenuRow {","}",".scratchCategoryMenuItem {","padding: 0.375rem 0px;","cursor: pointer;",
-"text-align: center;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuItem {","padding: 6px 5px;","}",".scratchCategoryMenuItem.categorySelected {","background: $colour_toolboxSelected;","}",".scratchCategoryItemBubble {","width: 1.25rem;","height: 1.25rem;","border: 1px solid;","border-radius: 100%;","margin: 0 auto 0.125rem;","}",".scratchCategoryItemIcon {","width: 1.25rem;","height: 1.25rem;","margin: 0 auto 0.125rem;","background-size: 100%;","}",".scratchCategoryMenuItem:hover {","color: $colour_toolboxHover !important;",
-"}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.disposeAnimationFinished_=null;Blockly.WidgetDiv.disposeAnimationTimer_=null;Blockly.WidgetDiv.disposeAnimationTimerLength_=0;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
+"}",".blocklyDropDownDiv .goog-slider-horizontal .goog-slider-thumb {","width: 26px;","height: 26px;","top: -1px;","position: absolute;","background-color: white;","border-radius: 100%;","-webkit-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","-moz-box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);","}",".scratchEyedropper {","background: none;","outline: none;","border: none;","width: 100%;","text-align: center;","border-top: 1px solid $colour_valueReportBorder;",
+"padding-top: 5px;","cursor: pointer;","}",".scratchColourPickerLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.65rem;","color: $colour_valueReportForeground;","margin: 8px;","}",".scratchColourPickerLabelText {","font-weight: bold;","}",".scratchColourPickerReadout {","margin-left: 10px;","}",".scratchMatrixButtonDiv {","width: 50%;","text-align: center;","float: left;","}",".scratchNotePickerKeyLabel {",'font-family: "Helvetica Neue", Helvetica, sans-serif;',"font-size: 0.75rem;",
+"fill: $colour_blackText;","pointer-events: none;","}",".blocklyWidgetDiv .goog-menu {","background: $colour_contextMenuBackground;","border-color: $colour_contextMenuBorder;","color: $colour_contextMenuForeground;","border-style: solid;","border-width: 1px;","cursor: default;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","z-index: 20000;","}",".blocklyDropDownDiv .goog-menu {",
+"cursor: default;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"outline: none;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyDropDownDiv .goog-menuitem {","color: $colour_text;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"font-weight: bold;","list-style: none;","margin: 0;","min-height: 24px;",
+"padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl, ",".blocklyDropDownDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem, ",".blocklyDropDownDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyDropDownDiv .goog-menu-noicon .goog-menuitem { ","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem, ",
+".blocklyDropDownDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content ",".blocklyDropDownDiv .goog-menuitem-content {","color: #000;",'font: normal 13px "Helvetica Neue", Helvetica, sans-serif;',"}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-content {",
+"color: $colour_contextMenuDisabledForeground !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","-moz-opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: $colour_contextMenuActiveBackground;","border-color: $colour_contextMenuActiveBackground;","border-style: dotted;","border-width: 1px 0;",
+"padding-bottom: 3px;","padding-top: 3px;","}",".blocklyDropDownDiv .goog-menuitem-highlight,",".blocklyDropDownDiv .goog-menuitem-hover {","background-color: $colour_menuHover;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon, ",".blocklyDropDownDiv .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",
+".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","position: static;","float: left;","margin-left: -24px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon,",
+".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-icon {","float: right;","margin-right: -24px;","}",".blocklyWidgetDiv .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel, ",".blocklyDropDownDiv .goog-menuitem-rtl .goog-menuitem-accel {",
+"left: 0;","right: auto;","text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint, ",".blocklyDropDownDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator, ",".blocklyDropDownDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator, ",".blocklyDropDownDiv .goog-menuseparator {","border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;",
+"}",".blocklyFlyoutCheckbox {","fill: $colour_checkboxInactiveBackground;","stroke: $colour_checkboxInactiveBorder;","}",".checked > .blocklyFlyoutCheckbox {","fill: $colour_checkboxActiveBackground;","stroke: $colour_checkboxActiveBorder;","}",".blocklyFlyoutCheckboxPath {","fill: transparent;","stroke: transparent;","stroke-width: 3;","stroke-linecap: round;","stroke-linejoin: round;","}",".checked > .blocklyFlyoutCheckboxPath {","stroke: $colour_checkboxCheck;","}",".scratchCategoryMenu {","width: 60px;",
+"background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7rem;","user-select: none;","-webkit-user-select: none;","-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal {","width: 100%;","height: 50px;","background: $colour_toolbox;","color: $colour_toolboxText;","font-size: .7em;","user-select: none;","-webkit-user-select: none;","-moz-user-select: none;","-ms-user-select: none;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuRow {","float: left;",
+"margin: 3px;","}",".scratchCategoryMenuRow {","}",".scratchCategoryMenuItem {","padding: 0.375rem 0px;","cursor: pointer;","text-align: center;","}",".scratchCategoryMenuHorizontal .scratchCategoryMenuItem {","padding: 6px 5px;","}",".scratchCategoryMenuItem.categorySelected {","background: $colour_toolboxSelected;","}",".scratchCategoryItemBubble {","width: 1.25rem;","height: 1.25rem;","border: 1px solid;","border-radius: 100%;","margin: 0 auto 0.125rem;","}",".scratchCategoryItemIcon {","width: 1.25rem;",
+"height: 1.25rem;","margin: 0 auto 0.125rem;","background-size: 100%;","}",".scratchCategoryMenuItem:hover {","color: $colour_toolboxHover !important;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.disposeAnimationFinished_=null;Blockly.WidgetDiv.disposeAnimationTimer_=null;Blockly.WidgetDiv.disposeAnimationTimerLength_=0;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
 Blockly.WidgetDiv.show=function(a,b,c,d,e){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=c;Blockly.WidgetDiv.disposeAnimationFinished_=d;Blockly.WidgetDiv.disposeAnimationTimerLength_=e;a=goog.style.getViewportPageOffset(document);Blockly.WidgetDiv.DIV.style.top=a.y+"px";Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block"};
 Blockly.WidgetDiv.repositionForWindowResize=function(){if(Blockly.WidgetDiv.owner_&&Blockly.WidgetDiv.owner_.getScaledBBox_&&Blockly.WidgetDiv.owner_.getSize){var a=Blockly.WidgetDiv.owner_.getScaledBBox_(),b=Blockly.WidgetDiv.owner_.getSize();Blockly.WidgetDiv.positionInternal_(a.left,a.top,b.height)}else Blockly.WidgetDiv.hide()};
 Blockly.WidgetDiv.hide=function(a){Blockly.WidgetDiv.disposeAnimationTimer_?(window.clearTimeout(Blockly.WidgetDiv.disposeAnimationTimer_),Blockly.WidgetDiv.disposeAnimationFinished_&&Blockly.WidgetDiv.disposeAnimationFinished_(),Blockly.WidgetDiv.disposeAnimationFinished_=null,Blockly.WidgetDiv.disposeAnimationTimer_=null,Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.hideAndClearDom_()):Blockly.WidgetDiv.isVisible()&&(Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.dispose_=