Added setup script.
Added offScreen to Entity.
Added onScreen to entity.
Readded input reset
Fixed python file.
Fixed popping worlds.
Commented entity.
Merge branch 'dev' of github.com:Gazok/Tank into dev
Test this: Made Image return global bounds as opposed to clip rect on getSize
Made BitmapText::getSize return size of current text string
Merge branch 'dev' of github.com:Gazok/Tank into dev
Fixed potential segfault in Animation
Merge branch 'dev' of github.com:Gazok/Tank into dev
Made Image::setOrigin adjust for scale
Removed unnecessary(?) calls to setSize in BitmapText and FrameList
Added 'rotate' function to Vector
Reversed vector rotation, made getAngle return degrees
Added get to observing_ptr.
Made isType const.
Added stop game.