Fix the duration property on Program

Duration is an integer not a boolean value.
Use isDeleted instead of getDeleted in Program entity.
Upgraded to latest versions for all packages from 12.04 to Ubuntu 14.04.
Merge pull request #687 from vpassapera/feature/system_upgrade

Updates to the vagrant build.
Remove the I3 fronted

The entire fronted is going to live in its own repo, eventually we will
resurrect this bundle to handle the installation, but for now just pull
the entire thing out and focus on the API.
Merge pull request #690 from jrjohnson/removefrontend

Remove the sparse ember fronted
Merge pull request #689 from jrjohnson/fixprogramentity

Fix Program Entity