Added a grid settings panel and grid settings button to entity editor, made glsl shader template files contain basic GLSL code, added toNumber and toInteger to String class, UIWindow now sets enabled and visible to false on close by default
Added grid-snapping to the entity editor, added grid snap buttons to the bottom menu, added checkbox to enabled and disable grid to the grid settings panel
Moved light sorting to renderer from shader module, fixed light sorting, renamed area lights to point lights everywhere in the code base, added light importance option to SceneLight prop sheet in entity editor, light importance now saved and loaded into entity instances
Added support for static concave physics meshes.
Merge remote-tracking branch 'upstream/screenrewrite' into screenrewrite