e.g. {{refimprove}} on enwiki - there is an icon of a book that is only
meant to be illustrative on the page. It interferes with the page's image
collection and the flow.
Change-Id: Icd7e5885aaf8b31fffe07bd18cc0feb0f76b848c
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/229
Everything is under mw.mmv now.
(Also, I cut down on the number of direct global instance references a bit.)
Change-Id: I88bb3b62b82ce54126dd069b0aab4412d9404719
* Fixes the bug where the browser hash would get nuked on
foreign anchor clicks
* Moves the hash handling back into the mmv itself
* Adds test coverage for the hash nuking bug
Change-Id: Iea57d0f4b9090f96e622418223d3f774923e8038
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/254
