+2014-09-14
+ * updated source file headers (mainly author contact information)
+
+2014-09-11
+ * added key shortcuts for window scaling and toggling fullscreen mode:
+ - Ctrl-'+', Ctrl-'-' and Ctrl-'0' for up/downscaling and normal size
+ - "F11" key for toggling fullscreen mode (in addition to Alt-Enter)
+
2014-09-10
* fixed some drawing bugs when scaling graphics due to "game.tile_size"
* added some performance improvements when handling SDL surface scaling