Merge pull request #8 from HaxeFlixel/dev

merge
Allow camera bounds to be set individually and made null.
Minor comment/style fixes
Merge branch 'dev' of https://github.com/HaxeFlixel/flixel into dev
Comment fix
Removed double parentheses
Comment fix
Another comment fix
Comment change
Merge pull request #1069 from JoeCreates/dev2

Minor comment/style fixes
FlxTypedSpriteGroup: change update order to save FlxObject.last
Merge branch 'dev' of https://github.com/HaxeFlixel/flixel into dev
FlxMath.inBounds() now accepts nulls and comment fixes
Merge pull request #1071 from shinji-yoshida/sprite-group-collision

FlxTypedSpriteGroup: change update order to save FlxObject.last
Merge branch 'dev' of https://github.com/JoeCreates/flixel into dev
Change names of camera scroll bounding methods
Merge branch 'dev' of https://github.com/HaxeFlixel/flixel into dev
Make inBounds() inclusive of boundaries
Don't update camera in setScrollBounds

Don't update camera in setScrollBounds. Removed some repetitive code in copyFrom.
Better names for the FlxAsset abstracts