v4.2.0

• Allows preloading sounds by directory as opposed to individual file name in browser builds
• Timestep updates
  • tabs converted to spaces
  • Image (both HTML5 and the devkit class) caching is no longer duplicated across classes
  • ScrollView no longer bounces in a direction it cannot scroll
  • when View's style.centerAnchor is true, anchorX and anchorY are updated accordingly on width and height update
  • remove key listener from focus manager (was consuming all key presses when added to a website)
  • enable scrolling on landscape web builds in iOS >= 7, can also be disabled via config
  • other misc. bug fixes and clean up
• Native updates
  • native-android and native-core support critical memory flag reset in texture manager