Save the ime preference when disabled

This was causing unwanted activation of IME across page visits

Change-Id: Ibbcb5494154770ca363f8baf8e975973a393f7e2

lib/jquery.ime/jquery.ime.js

@@ -994,6 +994,9 @@
 			imeselector.$imeSetting.find( 'a.ime-name' ).text( '' );
 			this.$menu.removeClass( 'open' );
 			imeselector.position();
+			// save this preference
+			$.ime.preferences.save( function () {
+			} );
 		},
 
 		/**