Highlight current city in navigation menu
Merge pull request #293 from dideler/highlight-current-city-in-nav

Highlight current city in navigation menu
Rewrite the OpenHack London page

OpenHackLDN has new organizers - we're trying to revive it.

The code of conduct is forked from http://hackcodeofconduct.org
Merge pull request #294 from dideler/update-london-page

Update the OpenHack London page
Update Providence after 8/4 meetup
Merge branch 'update_pvd_oct_2014'
Updates Pittsburgh with less outdated info
update miami attendee info