Fix broken images.

Closes #7.

tool/src/java/org/sakaiproject/attendance/tool/pages/AddEventPage.html

@@ -65,7 +65,7 @@ <h3 class="itemListHeader">
 					<span wicket:id="item-date" />
 				</td>
                 <td class="itemListEditCol">
-                    <a wicket:id="edit-link"><img src="/library/image/ud_custom/settings.png" alt="Edit" width="24px"/></a>
+                    <a wicket:id="edit-link"><img src="images/settings.png" alt="Edit" width="24px"/></a>
                 </td>
 				<td class="itemListRemoveCol">
 					<a wicket:id="delete-link"><img src="images/remove.png" width="16px"/></a>

tool/src/java/org/sakaiproject/attendance/tool/pages/EventView.html

@@ -25,7 +25,7 @@ <h2>
             <span>></span>
             <span wicket:id="event-name"></span>
             <span wicket:id="event-date"></span>
-            <span><a wicket:id="edit-link"><img src="/library/image/ud_custom/settings.png" alt="Edit" width="24px"/></a></span>
+            <span><a wicket:id="edit-link"><img src="images/settings.png" alt="Edit" width="24px"/></a></span>
             <span id="eventPrintLink"><img src="images/print.png" alt="Print" class="printImage"/></span>
         </h2>
     </div>

tool/src/java/org/sakaiproject/attendance/tool/pages/Overview.html

@@ -43,7 +43,7 @@ <h1 class="overviewHeader indnt1">
 				<td class="itemNameCol"><a wicket:id="event-link"><span wicket:id="event-name" /></a></td>
 				<td class="overviewDateCol"><span wicket:id="event-date" /></td>
 				<td wicket:id="active-status-stats" class="overviewStatusCol"><span wicket:id="event-stats" /></td>
-				<td class="overviewEditCol"><a wicket:id="event-edit-link"><img src="/library/image/ud_custom/settings.png" alt="Edit" width="24px"/></a></td>
+				<td class="overviewEditCol"><a wicket:id="event-edit-link"><img src="images/settings.png" alt="Edit" width="24px"/></a></td>
 				<td class="overviewPrintCol">
 					<a class="printLink" wicket:id="print-link"><img src="images/print.png" alt="Print"/></a>
 				</td>

tool/src/java/org/sakaiproject/attendance/tool/pages/StudentOverview.html

@@ -36,7 +36,7 @@ <h1 class="overviewHeader indnt1">
         <tr>
             <th class="studentOverviewNameHeader"><span wicket:id="header-student-name" /></th>
             <th wicket:id="status-headers" class="overviewStatusCol"><span wicket:id="header-status-name" /></th>
-            <th class="overviewGradeCol {sorter: false}"><span wicket:id="header-grade" /><a wicket:id="settings-link"><img src="/library/image/ud_custom/settings.png" alt="Settings" class="settings"/></a></th>
+            <th class="overviewGradeCol {sorter: false}"><span wicket:id="header-grade" /><a wicket:id="settings-link"><img src="images/settings.png" alt="Settings" class="settings"/></a></th>
 
         </tr>
         </thead>

tool/src/java/org/sakaiproject/attendance/tool/pages/panels/StatisticsPanel.html

@@ -22,7 +22,7 @@
         <div class="itemInfoHeader">
             <h3 class="itemInfoHeader">
                 <span wicket:id="item-info-header"/>
-                <a wicket:id="refreshPage" title="Refresh" class="statisticsInfo"><img src="/library/image/ud_custom/sync32.png" alt="Refresh" class="refreshImage"></a>
+                <a wicket:id="refreshPage" title="Refresh" class="statisticsInfo"><img src="images/sync32.png" alt="Refresh" class="refreshImage"></a>
                 <div class="statisticsInfo"><span wicket:id="info" /></div>
             </h3>
         </div>