Add ability to load KPI script from URL
Add ability to load KPI script from URL

Change-Id: Iab5ee86016e7eaff3f5ba67c629aab2e8050fbe3

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