do not display error when custom parser for eslint is specified

package.json

@@ -63,7 +63,7 @@
         "c9.ide.language.html.diff": "#24f3608d26",
         "c9.ide.language.javascript": "#1a0b1584c2",
         "c9.ide.language.javascript.immediate": "#c8b1e5767a",
-        "c9.ide.language.javascript.eslint": "#d7b067e838",
+        "c9.ide.language.javascript.eslint": "#3127e1eba1",
         "c9.ide.language.javascript.tern": "#f9ba3813d7",
         "c9.ide.language.javascript.infer": "#9cf94f77be",
         "c9.ide.language.jsonalyzer": "#ef0ea1d28f",