Quick Fix: Add "extend" to model json

RFC: I'm often seeing the pattern where we _.extend some model json inline when
we're fiddling with it. We could save ourselves the trouble and stick 'er right
in the JSON!

Change-Id: Ic564adfa9ccc1f26a1a612a0c90ea591819cf2cb
Fixed bug with primary navigation

- If this is not a hash, do not use Backbone.history.navigate()
QUICK-FIX Navigation fix for deeper urls
Removed unecessary scoping
QUICK-FIX Add conditional to using stickify

* Only stick if content height > window height

Change-Id: I4cfea5d87d850b106f4f3e9e27222c77643c073e
merge version bump