Merge pull request #6 from mharsch/master

Add Denver!!
Adds some logistical and equipment info for organizers
added rick
Merge pull request #7 from dshaw/rick

added rick
Update Readme.md
Added Las Vegas!
Update Readme.md
Merge pull request #8 from makenai/master

Please Add Las Vegas :)
Added Austin information
Merge pull request #9 from kperch/master

Austin Location
Adds signup for NodeBots Day Austin
Adding Northern Virginia Beer.js Nodebots Day Team
Merge pull request #12 from voodootikigod/master

Adding the Northern Virginia (Herndon, VA) group!
Adding Tri-Cities (Eastern WA) to the list of events!
Merge pull request #13 from evilpacket/patch-1

Adding Tri-Cities (Eastern WA) to the list of events!
added hangouts
Merge pull request #15 from nodebots/hangout

added hangouts
Alphabetizes US cities

I'd like to get more international cities, though!! :-)
Adding Boston Nodebots Day event
Merge pull request #16 from jorydotcom/master

Adding Boston Nodebots Day event :)