This version fixes many of Flixel's older bugs, while staying reverse compatible with projects that use Flixel v2.55 (the current version in AdamAtomic/flixel).
Add properties numFrames and maxFrames to FlxSprite (#174)
Add new FlxTween class (#114)
Add function to trigger full-screen support (not complete) (#74)
Make FlxG.log() able to split out arrays using FlxU.formatArray() (#74)
Add optional ColorMap parameter to FlxTilemap.bitmapToCSV() (#74)
Prevent being able to set a FlxSprite to an invalid frame (#174)
Prevent errors if destroy() is called twice (#153)
Log error if invalid Bitmap passed to FlxG.addBitmap() (#127)
FlxG.sort() won't crash if a property is not found (#116)
Log error if invalid custom particle class is passed to FlxEmitter (#95)
Prevent being able to pass null to FlxObject.add() (#87)
FlxObjects will now stop when they reach the end of a path (#85)
Remove several FlashBuilder/FDT warnings
Remove migration warnings if published with Flash IDE (#76)
Add super.destroy() to all overridden destroy() methods (#73)
Add http:// prefix if user did not in FlxPreloader.goToMyURL() (#71)
No need to fill a camera twice if not blending alpha (#143)
Remove small performance issue in FlxG.addBitamp() (#96)
Refactored FlxObject::preUpdate() to remove uneccessary code (#82)
Fix FlxGroup#maxSize (#184)
Fix documentation for FlxText#moves (#180)
Fix FlxSprite.drawLine() incorrect behavior when full transparency set in color (#173)
Fix FlxTilemap.overlapsWithCallback calls callback when no overlapping (#166)
Fix FlxCamera "jitters" when following a target (#134)
Fix FlxText and problem with camera zoom (#119)
Fix Mouse.as doesn't like negative cursor offsets mixed with native Flash (#117)
Major cleanup and bug fixing of FlxSound (#114) , (#103) , (#101) , (#92) , (#80)
Fix FlxObject#(overlaps|overlapsAt) checking only first element of FlxGroup (#109)
Fix FlxTilemap not clearing variables before loadMap (#102)
Fix overlapProcessed isn't properly cleared in FlxQuadTree (#100)
Fix FlxTilemap ignoring last tiles if startingIndex > 0 (#99)
Add missing usage of particleClass in FlxEmitter (#95)
Fix FlxTilemap.ray() result value always null (#84)
Fix FlxU.round() giving incorrect results for negative numbers (#79)
Fix FlxU.formatArray() includes first element twice (#77)
Fix health only initialized in FlxSprite, should have been in FlxObject (#74)
Fix incorrect value for moves in FlxTileblock and FlxTilemap (#70)
Move source to src folder
Remove documentation (only include it in release builds)
Add generate-asdoc.sh and generate-swc.sh utilities
Add .gitignore
Add CHANGELOG.md