Cross platform: add glm and glfw as git submodules
Cross platform: add glm and glfw as git submodules

kswaldemar/rewind-viewer,kswaldemar/rewind-viewer,kswaldemar/rewind-viewer,kswaldemar/rewind-viewer,kswaldemar/rewind-viewer,kswaldemar/rewind-viewer,kswaldemar/rewind-viewer,kswaldemar/rewind-viewer