-> Fixes for two unsolvable levels ("Break On Through" and "Gods of Enigma II")
sorting of level packs IX and X (finished) typo in title of devnull92 corrected
update ratings for levels
Fixes for several level metadata errors
actually added Xcode project files this time
added Xcode project
always link against built-in tolua
cleanup: - removed unused code - fixed a few warning - fixed a few typos
-> Many new levels from various authors
-> Level fixes for Advent 2010 levels
