Version 2.58 released on 3-20-2015
* VMF Exporter: Fixed Overlay orientation in WW Pro.
* VMF Exporter: Fixed UV problems on some brushes in WW Pro.
* VMF Exporter: Fixed output of empty Group entries.
* VMF Exporter: Updated logic for the Cameras output. Now if there is only one camera in the scene, it will automatically be added to the active camera.
* Worm Face: Updated Worm Face to remember last used overlay and reuse dimensions from last placed overlay.
* Entities: Updated overlay functions to allow previewing overlay UV start/end on the materials on an overlay.