Replace cloudcontrolapp.com, cloudcontrolled.com with dotcloudapp.com
Adjust add-on parts

In Add-ons section of Platform Doc
- newrelic.standard to sendgrid.starter
- blitz.250 to mysqls.free
- blitz example to sendgrid example
Merge pull request #163 from cloudControl/cloudcontrolled.com2dotcloudapp.com

Cloudcontrolled.com2dotcloudapp.com