disabling tutorial07 on Xeon Phi
added operators to tutorial/common/math
some cleanups in ISPC operators for linearspace and affinespace
using ISPC operators in tutorials
optimized acceln, iterating only over non-empty accels, this fixes also verify problem as bezier curve intersectors do not yet exist for ray packets
added fixme
using pragma once
added fixme to thread.cpp
hair with intersection filter for primary visibility working
tutorial07 loads OBJ files
hair loader loads something
converting hair in transport layer
first version with hair loading working
hair partly working
windows compile fix for new bezier curve feature
replaced windows condition
tutorial07: support to store image to disk, ignoring denormalized bezier curves
Merge branch 'master' of https://github.com/embree/embree
updated project files for VS2013
Merge branch 'master' of https://github.com/embree/embree