Collecting output from pip upgrade and returning to user

src/js/services/mopidy/actions.js

@@ -20,15 +20,15 @@ export function connecting(){
 	}
 }
 
-export function upgradeStarted(){
+export function upgrading(){
 	return {
-		type: 'MOPIDY_UPGRADE_STARTED'
+		type: 'MOPIDY_UPGRADING'
 	}
 }
 
-export function restartStarted(){
+export function restarting(){
 	return {
-		type: 'MOPIDY_RESTART_STARTED'
+		type: 'MOPIDY_RESTARTING'
 	}
 }