Added Program class/header files to project
Basic Program class structure
Progress on Program.h
Mostly fleshed out Program header
Shader::isCompiled() implementation
Added GLM type_ptr extension to main project header
Completed implementation of Program methods
Recreated hello_triangle branch. Derp.
Updated shader loading to use recently separated file loading
Merge branch 'hello_triangle' of https://github.com/jconnop/AntonsOpenGL4Tutorials into hello_triangle