Fix backward compatibility

package.json

@@ -83,7 +83,7 @@
         "c9.ide.help.support": "#60e88f5680",
         "c9.ide.imgeditor": "#08bbc53578",
         "c9.ide.immediate": "#6845a93705",
-        "c9.ide.installer": "#a9c28aff82",
+        "c9.ide.installer": "#7c8d623e65",
         "c9.ide.mount": "#32e79866ee",
         "c9.ide.navigate": "#64156c7f4a",
         "c9.ide.newresource": "#9a7464cc47",

plugins/c9.ide.plugins/mock/c9.ide.example

@@ -1 +0,0 @@
-Subproject commit 35a5dedaeb20cf6f8a9f1021de23d8dd96860f11