Error handling - work in progress.
Logging OGL version.
Removing unnecessary stuff.
Using standard gl framebuffer calls instead of EXT versions.
Adding GLSL shader utilities.
Fixing compatibility issues and fixing problem with setting texture unit to GLSL shaders.
Sampler implementation, shader view settings.
GLSL shader camera uniform. Debug checks.
Coding style. GLBinder implementation.
RAII utils for buffers, etc.
Minor fix in framebuffer rendering.
Fixing framebuffer rendering.
Clening up Framebuffer code.
Adding debug print to GLSL shader program finalization.
Fixing generateBoundingBoxBuffers(), culling works corectly
Temporary changes in framebuffer implementation. We need to provide access to the framebuffer attachments.
Adding OGL utils - RAII enable/disable.
Extending GLSL shader API.
Fixing missing prefix in shader program assembly.
Commenting out testRender