add new sponsor for atlanta 2013
Merge pull request #398 from parkerd/newsponsor

add new sponsor for atlanta 2013
Added Arup's proposal
Merge pull request #399 from johntdyer/master

Added Arup's proposal
added registration pages to Tokyo event
Merge pull request #400 from DevOpsDaysTokyo/master

Added registration pages to Tokyo event
change paypal buttons for atlanta 2013