Build 26503172

Added ability to configure material effects and texture overrides for model prop entities.

Added the ability to disable shadows for model prop entities.

Added ability to disable collision for model prop entities.

Added the ability to export light entities without a sprite.

Added ability to automatically convert entities from the Ultimate Edition Reborn mod for use with v1.3.12.

Changed default range of lights to 1000 units (a light placed in the middle of a room now almost reaches all edges of it by default).

Fixed file properties not supporting file extensions.