bugfix in image magick loader
Merge branch 'master' of https://github.com/embree/embree-renderer
Switched to FindImageMagick.cmake included with CMake.  Updated CMake variables for GLUT, OpenGL.
disabled incremental linking
Merge branch 'master' of https://github.com/embree/embree-renderer
Linux compile fix for ImageMagick
also linking against MagickCore
setting ImageMagick quantum depth=16
added prefetches to BVH4 traverser, 2% performance increase for crown scene
Merge branch 'master' of https://github.com/embree/embree-renderer
Added JPEG framebuffer encoding to the network device.
increasing epsilon to 32 upls in pathtracer
Merge branch 'master' of https://github.com/embree/embree-renderer
Added support for loading scenes on the network server.