Merge pull request #335 from j-o/pod_bufferdata

Add convenience methods to specify Buffer data from a plain struct

equalize example window resolutions

Update CMakeLists.txt

prepare tag 0.4.2

proivde nsis graphics

revert vsync for windows, since glfw does not work

Move Shader from filename constructor back to glow

Merge branch 'master' of github.com:hpicgs/glow

CMakeLists.txt provide glow 0.3.0 as version

remove API decl from template