Fix minor issues causing completer to do duplicate work sometimes

package.json

@@ -56,7 +56,7 @@
         "c9"
     ],
     "c9plugins": {
-        "c9.ide.language": "#68a34f3cfc",
+        "c9.ide.language": "#70849a4ef4",
         "c9.ide.language.css": "#be07d72209",
         "c9.ide.language.generic": "#7a1150bc50",
         "c9.ide.language.html": "#9be847c0ce",