Fix Sign out and then sign in screen does not respond. (database/) (#86)
Fix Sign out and then sign in screen does not respond. (database/) (#86)

* Fix Sign out and then sign in screen does not respond. (database/)

* Move "Set currentUID to null" at L.356.

firebase/quickstart-js,yochannah/trafficuk,yochannah/trafficuk,jmarantz/soccersub,uhntiss/quickstart-js,DES157/quickstart-js,uhntiss/quickstart-js,firebase/quickstart-js,jmarantz/soccersub,DaryaBeda/firebase_,uhntiss/quickstart-js,jmarantz/soccersub,firebase/quickstart-js,theGove/atlas,theGove/atlas,DES157/quickstart-js,DaryaBeda/firebase_