Add glow dependency
Add glow and glbinding as dependencies in README.md
Merge remote-tracking branch 'origin/master' into include_glow

Conflicts:
	README.md
Merge branch 'master' into include_glow

Conflicts:
	source/cgsee/CMakeLists.txt
	source/core/CMakeLists.txt
Merge pull request #158 from hpicgs/include_glow

Add glow dependency
Fix find_package for assimp (case sensitive)
Merge branch 'master' of https://github.com/hpicgs/cgsee

Conflicts:
	source/core/CMakeLists.txt
	source/gui/CMakeLists.txt
Increase navigation transition speed.
Merge branch 'master' into materials/master, ref #164

Conflicts:
	source/core/CMakeLists.txt