Fix #3

This should alleviate the deprecation warning.  

More information:  [Docs on `pip download`](https://pip.pypa.io/en/stable/reference/pip_download/).

package.json

@@ -69,7 +69,7 @@
         "c9.ide.language.javascript.tern": "#0545a6385d",
         "c9.ide.language.javascript.infer": "#b9c2e4bdb8",
         "c9.ide.language.jsonalyzer": "#a0549e14ff",
-        "c9.ide.language.codeintel": "#0fe92d6f46",
+        "c9.ide.language.codeintel": "#17ed23ef58",
         "c9.ide.collab": "#39fc27d13f",
         "c9.ide.local": "#9169fec157",
         "c9.ide.find": "#e632ecf4be",
@@ -95,7 +95,7 @@
         "c9.ide.immediate": "#0b0ee744f9",
         "c9.ide.installer": "#2921efaf6d",
         "c9.ide.language.python": "#9fba572b1a",
-        "c9.ide.language.go": "#6ce1c7a7ef",
+        "c9.ide.language.go": "#f17738ff7b",
         "c9.ide.navigate": "#5d5707058c",
         "c9.ide.newresource": "#981a408a7b",
         "c9.ide.openfiles": "#2ae85a9e33",