-expressions in GDScript can take multiple lines if inside parenthesis (python-like)
-Added \ to force linebreaks to GDscript (python-like)
-added exclude objects from raycast
-fixed crashes
-fixed TouchScreenButton with stretch2d
-fixed(?) OSX crash on startup (test!!)
-compilation fixes on windows
-CollisionPolygon editor works again
-find buttons en find dialog
-TileMap editor cleanup (removed "error", made nicer)
-viewport flicker fixed
-make .scn default extension for saving scenes
-export the rest of the network classes to gdscript
