Small update v1.3.2

Version 1.3.2 includes: - Some basic starter objects have been added to the import menu! - Some new materials (also made a new icon for the light material) - A notification now shows in bottom right while mesh is building (can be disabled in setting menu) - Added a button to center the camera on an object - Enhanced the atmospheric/fog visuals - Added an environment button to change the atmospheric settings - New scenes now load in completely blank Bug fixes: - Camera rotation was negatively affected by framerate