Add ability to have a start date
Fix bug where gigabytes quota usage is not set yet
Add ability to show a custom notice
Add custom notice and automatic start date to Dashboard
Ignore other static dashboard images
Add Graph link for Graphana to Usage page
Add View Usage - Graph Link
DAIR metric modifications
Merge branch 'master' of https://github.com/jtopjian/openstack-dashboard-2013.1.2

* 'master' of https://github.com/jtopjian/openstack-dashboard-2013.1.2: