Revert "Add md5_cache_bust to head"
Revert "Add md5_cache_bust to head"

This reverts commit 242c49d3a21776385696701961396446e8c1a19c.

MayOneUS/mayday-2.0-frontend,MayOneUS/mayday-2.0-frontend,MayOneUS/mayday-2.0-frontend,MayOneUS/mayday-2.0-frontend