added support for file drag and drop in the Linux version of the editor
added light color mask texture support (used by setting MaterialComponent to a light, takes the base color texture slot)
added CameraComponent render textures that are useable for MaterialComponent basecolor and emissive texture
RenderPath2D stencil upscaling: compositing stencil sprites with lower resolution RenderPath3D will retain full resolution sprites with upscaled stencil mask
added simple cross fade functionality to the Application class
added option to darken the negative axes of the transform tool in the editor