Fixed vertical plane primitive not generating tangents, added a way to enable and disable particle emitters, fixed a number of crashes in the IDE, memory cleanup in the IDE, shaders now reload again if program files are changed and reload resources is activated, asset browser now clears asset list if asset browsing mode is changed, material options now update if you change a mesh material in the entity editor.
Fixed crash on deleting entities in entity editor
Added frustum support from Camera. Cleaned up projection code a bit.
Camera clone fixes for camera with projection mode