Ignore invalid repo names from projects.yaml
Ignore invalid repo names from projects.yaml

It's expected that repo name be in form 'org/module', others are ignored.

Change-Id: If2ded095fd44842f63ea3f8310de0fe0e552fb14

openstack/stackalytics,Code-Fly/stackalytics,AlexanderYAPPO/stackalytics,danielmellado/stackalytics,dliu2015/stackalytics_zanata,Solinea/stackalytics,mhharsh/stackalytics,mhharsh/stackalytics,openstack/stackalytics,openstack/stackalytics,0xf2/stackalytics,0xf2/stackalytics,0xf2/stackalytics,stackforge/stackalytics,Solinea/stackalytics,mohitsethi/stackalytics,Solinea/stackalytics,Mirantis/stackalytics,AlexanderYAPPO/stackalytics,openstack/stackalytics,danielmellado/stackalytics,danielmellado/stackalytics,AlexanderYAPPO/stackalytics,dliu2015/stackalytics_zanata,dliu2015/stackalytics_zanata,0xf2/stackalytics,Mirantis/stackalytics,mohitsethi/stackalytics,Code-Fly/stackalytics,stackforge/stackalytics,stackforge/stackalytics,Code-Fly/stackalytics,mohitsethi/stackalytics,mhharsh/stackalytics,Mirantis/stackalytics