Enabled users to change isPreventDefaultEnabled flag
Auto fit LWF into screen by turning on resizeStretch
Fixed edge case errors
Enabaled users to specify stage size and screen size separately + minor bug fixes
Fixed stageSize related bugs
Merged fitToScreen feature into resizeMode
fixed bugs when running with LWFS
Updated to support LWFS's lwf-loader mode
allow image to extend into outside of visible area by default