Patch Dec 11

-fixed a bug causing depth videos to not play correctly and some other issues with videos
-entering nothing into the address bar in the browser now properly clears and navigates to the root directory showing all drives instead of just adding the drives to the current folder, oops.
-add gif support to video depth preprocessor
-in video depth preprocessor hovering over items in the process list now shows the full path
-fixed some bugs sometimes causing videos to error at the end of processing
-improved log display in video depth preprocessor