Cmake-project-with-dependencies

Simple project with cmake structure that works for dependencies. It demonstrates raylib and enet dependencies.

Based on information from here:

• https://eliasdaler.github.io/using-cmake/
• https://pabloariasal.github.io/2018/02/19/its-time-to-do-cmake-right/
• https://stackoverflow.com/questions/41392243/include-header-files-from-static-library-with-cmake (for how to find the hash of a branch)