improve logging of Appirater stub
move commercial break in revmob.monkey to the top
ClearScene now implements Colorable
odd error check in ClearScene removed
typo fixed
Align simplified

Old:
  Align.Horizontal(pos, obj, Align.RIGHT)
  Align.Vertical(pos, obj, Align.TOP)

New:
  Align.Align(pos, obj, Align.RIGHT | Align.TOP)
make imports
introduce Alignable interface and clean up Sprite and Text
OnRender in GuiBase changed to abstract method
move graphic interfaces into own folder
remove GetCenter() from Renderable
move code from Sprite into BaseDisplayObject
reject unsupported TexturePacker features in SpriteAtlas
drop MathHelper.ModI in favor of monkey.Mod
add some convenience methods to Vector2D
renamed PushMatrixReset to PushMatrixResetScale
made StateStore class abstract
moved kernel interfaces into own folder
App.TranslateSpace should create the copy of Vector2D
fix broken tests