Adds Pittsburgh GDCR17 (#99)
Adds Pittsburgh GDCR17 (#99)

* Adds Pittsburgh GDCR17

Moderators will be updated in a future PR, went with hosting org for now.

* Remove edit param from PGH url

svenlange/coderetreat.github.io,coderetreat/coderetreat.github.io,coderetreat/coderetreat.github.io,yugangbai/coderetreat.github.io,SeattleSoftwareCraftsmanship/coderetreat.github.io,yugangbai/coderetreat.github.io,svenlange/coderetreat.github.io,SeattleSoftwareCraftsmanship/coderetreat.github.io,svenlange/coderetreat.github.io,kimdhendrick/coderetreat.github.io,tpd-opitz/coderetreat.github.io,yugangbai/coderetreat.github.io,kimdhendrick/coderetreat.github.io,svenlange/coderetreat.github.io,tpd-opitz/coderetreat.github.io,tpd-opitz/coderetreat.github.io,yugangbai/coderetreat.github.io,coderetreat/coderetreat.github.io,SeattleSoftwareCraftsmanship/coderetreat.github.io,kimdhendrick/coderetreat.github.io,coderetreat/coderetreat.github.io