Optionally support shaders compiled by Kg.
Return vsync mode and monitor refresh rate.
More robust vsync test.
Default to vsync on in D3D9 backend (as it was before).
[Windows] Center window on screen.
Updated OpenGL2 backend.
[OSX] Added right click support.
[OSX] Center application window.
[OpenGL2] Fixed Texture locking.
[Linux] Support right mouse button.
[OSX] Support control + left mouse button -> right mouse button
Merge branch 'master' of https://git.ktxsoftware.com/git/Kore