Merge pull request #222 from bendmorris/dev

Adding documentation for BitmapText/BitmapFontAtlas methods.
Found two comments that still contained FlashPunk...
Moving `override` before public/private
Fixing textWidth/textHeight and word wrapping calculations when font is at a different size from the original.
Merge pull request #224 from bendmorris/bmfscale

Fixing BitmapText textWidth/textHeight and word wrapping calculations when font size is different from the original.
Using deprecated metadata for HXP.world
Removing FriendEntity, fixes #225
default randomSeed to 0 to remove neko check
fixing access modifiers
Adding unit test for Scene, fixing recycle bug
Updating for version 2.5.1