two more proposals for London
Merge pull request #51 from garethr/second_batch_of_london_proposals

two more proposals for London
added amsterdam - tentative in july
added Serena Silver sponsor for DoD London
serena now gold sponsor London 2013
Talk on startup ops added for London devopsdays
Merge pull request #52 from garethr/third_set_of_london_proposals

Talk on startup ops added for London devopsdays
Add nearby hotels
Merge pull request #53 from bruntonspall/master

Add basic local hotels
Merge pull request #54 from gergnz/master

Content update for Devops Downunder
Merge pull request #55 from gergnz/master

Reword Lindsay's thanks.
two more proposals for London talks
Merge pull request #56 from garethr/batch_four_of_london_proposals

two more proposals for London talks
Merge pull request #57 from gergnz/master

Typo Fix
added pagerduty to austin 2013 gold sponsors
added Anchor to 2013-Downunder silver sponsors
Merge pull request #58 from anchor/master

Anchor sponsorship for 2013-downunder
paris is almost live now
added 1000 & 3000 Euro for Paris sponsorship
berlin 2013 is now live