fix bug 912084: Remap wiki URLs constructed via sumo.urlresolvers.reverse() for content zones

* Hack in sumo.urlresolvers.reverse() to apply URL remaps for wiki
  content zones

* Bug fix to constrain zone remaps per locale

* Tests
bug 912084: Cache wiki URL remap queries
fix bug 921150 - Modify WYSIWYG scrolling behavior
Remove excessive heading space from homepage hacks headings
fix bug 920970 - Fix left column vertical alignment
Merge pull request #1450 from darkwing/scrolling-wysiwyg-921150-waffled

fix bug 921150 - Modify WYSIWYG scrolling behavior
Merge pull request #1451 from darkwing/home-hacks-headers

Remove excessive heading space from homepage hacks headings
Merge pull request #1452 from darkwing/zone-left-920970

fix bug 920970 - Fix left column vertical alignment
Merge pull request #1415 from lmorchard/912084-remap-wiki-url-construction

fix bug 912084: Remap wiki URLs constructed via sumo.urlresolvers.reverse() for content zones