Protect against UI/worker race conditions

package.json

@@ -55,7 +55,7 @@
         "c9"
     ],
     "c9plugins": {
-        "c9.ide.language": "#d988f2c731",
+        "c9.ide.language": "#857392aa5b",
         "c9.ide.language.css": "#a649f2a710",
         "c9.ide.language.generic": "#77d43cfaf0",
         "c9.ide.language.html": "#0f4078c187",
@@ -65,7 +65,7 @@
         "c9.ide.language.javascript.eslint": "#3ec4557969",
         "c9.ide.language.javascript.tern": "#8233331bc9",
         "c9.ide.language.javascript.infer": "#8478e3c702",
-        "c9.ide.language.jsonalyzer": "#31620e7537",
+        "c9.ide.language.jsonalyzer": "#ab253de6bc",
         "c9.ide.collab": "#30efed939e",
         "c9.ide.local": "#a6e689e33b",
         "c9.ide.find": "#e33fbaed2f",