update backbone.overview dependency. Fixes #602

bower.json

@@ -16,7 +16,7 @@
     "underscore": "~1.8.3",
     "backbone": "1.1.2",
     "backbone.browserStorage": "0.0.2",
-    "backbone.overview": "0.0.1",
+    "backbone.overview": "0.0.2",
     "otr": "0.2.12",
     "crypto-js-evanvosberg": "https://github.com/evanvosberg/crypto-js.git#release-3.1.2-5",
     "almond": "~0.3.0",