Improve UI and save handling logic

package.json

@@ -90,7 +90,7 @@
         "c9.ide.configuration": "#a936df26bb",
         "c9.ide.dialog.wizard": "#7667ec79a8",
         "c9.ide.fontawesome": "#781602c5d8",
-        "c9.ide.format": "#36e1357fc9",
+        "c9.ide.format": "#a156af849f",
         "c9.ide.help.support": "#fbe8eb5c36",
         "c9.ide.imgeditor": "#612e75ef4f",
         "c9.ide.immediate": "#0b0ee744f9",