Speedup getTileInfo by up to 30%
Use memset for flag initialization (compiler optimization is way better)
use temp variables instead of recalculating array index
remove second loop in emerge voxelmanip by doing proper initialization
Speedup attachement handling by replacing vector search by direkt array access and secondary child lookup vector
Avoid doing a full material compare if not even first texture does match
Fix some typos in makefile
Add irrlicht patch for gprof
Minor fix in check order