Comment out debug prints
light.lua uses vector3 now
Work on fixing matrix inversion
Initial work on libilutil
Fix name collision with standard library
Initialization functions for strings
String management functions
Add il_string_sub
string comparing and indexes
string formatting, freeing on last unreference
Initial logging utility functions
Only log if level is below threshold
change todo comment
Fix null pointer segfault
Add libmowgli to dependency list
Initial work on moving to new utility functions
More files using new util functions
Finish moving to new util functions
Remove old logging functionality
Fix a few missed functions and stuff