Add Jenkins jobs for Tuskar

Sets up standard check and gate jobs (pep8, py26 and py27) for Tuskar.

Fixes bug 1214411

Change-Id: Ia3d4d84e9ce756b6d47f535ce707522836c59be2
Signed-off-by: Tomas Sedovic <tsedovic@redhat.com>
Fixed the name of the PPA to install PyPy from

Change-Id: I46606e00eacfa5d081c8d52a4b2013e016b12f4c
Merge "Add Jenkins jobs for Tuskar"
Merge "Fixed the name of the PPA to install PyPy from"