Removed unused padding-right of the controls bar

Removing this doesn't affect the controls bar visually but does affect
the breadcrumb calculation when getting available width.

core/css/mobile.css

@@ -110,7 +110,6 @@
 	min-width: initial !important;
 	left: 0 !important;
 	padding-left: 0;
-	padding-right: 0 !important;
 }
 /* position controls for apps with app-navigation */
 #app-navigation+#app-content #controls {

core/css/styles.css

@@ -261,11 +261,9 @@ input[type="submit"].enabled {
 /* position controls for apps with app-navigation */
 #app-navigation+#app-content #controls {
 	left: 250px;
-	padding-right: 250px;
 }
 .viewer-mode #app-navigation+#app-content #controls {
 	left: 0;
-	padding-right: 0;
 }
 
 #controls .button,