Created a quick and dirty config loader

CMakeLists.txt

assets/models/Suzanne.yml

assets/models/cube.yml

config.yml

include/overkill/Config.hpp

include/overkill/Init.hpp

include/overkill/Parser.hpp

include/overkill/TextureSystem.hpp

include/overkill/Watcher.hpp

src/Config.cpp

src/Init.cpp

src/Parser.cpp

src/Watcher.cpp

src/main.cpp