Adding libraries and dependencies for easy portability

Include/glm/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.2 FATAL_ERROR)
+cmake_policy(VERSION 3.2)
+
+set(GLM_VERSION "0.9.9")
+project(glm VERSION ${GLM_VERSION} LANGUAGES CXX)
+enable_testing()
+
+add_subdirectory(glm)
+add_library(glm::glm ALIAS glm)
+
+if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
+
+add_subdirectory(test)
+
+endif(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})