Fixed URL pointing to Keystone Scripts
Fixed URL pointing to Keystone Scripts

The URL(s) pointing to the Keystone Scripts are fixed, pointing to
raw.github.com for providing the required scripts to the users are
required.

Change-Id: I5a9ca4010b97d08b2aeae28b70ffbac29bf67bae
Closes-Bug: #1275206

gongysh2004/openstack-manual,potsmaster/openstack-manuals,kairoaraujo/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals,potsmaster/openstack-manuals,openstack/openstack-manuals,gongysh2004/openstack-manual,Akasurde/openstack-manuals,saeki-masaki/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,kairoaraujo/openstack-manuals,openstack/openstack-manuals,Akasurde/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,saeki-masaki/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals