Improved 'util.Timeit'; added 'util.timefunc' decorator.
Improved 'util.Timeit'; added 'util.timefunc' decorator.

daviddeng/azrael,daviddeng/azrael,olitheolix/azrael,olitheolix/azrael,daviddeng/azrael,daviddeng/azrael,olitheolix/azrael,olitheolix/azrael,daviddeng/azrael,olitheolix/azrael