Version 1.4

• Added call to get the current XR Runtime name. Useful for detecting the different between running directly in steam VR vs Running Oculus link through steam VR
• Added way to get a user widgets root widget and widgets by name. Useful for generic usage.
• added get application delta time which returns the application delta time, no time dilation applied, and optionally clamps it to the apps min max time in the world settings if desired
• added functions to save string to file and load string from file
• Removing _LevelInstance_N postfix when fixing up level reference names
• Updated for unreal version 5.5