Merge pull request #6 from absingla/master

Merging absingla/contrail-web-core to Juniper/contrail-web-core
Moved URLs to constant file. Also moved the kfilts to constants.
Changed the constant name from kfilts to UVEModuleIds.
Removed unused function in analytics node.
Merge pull request #5 from manojgn/master

Moved URLs to constant file. Also moved the kfilts to constants.
Fixing one merge issue which was causing the node status not update
correctly.
Merge pull request #7 from manojgn/master

Fixing one merge issue which was causing the node status not update
Merge pull request #1 from Juniper/master

Merging Juniper/contrail-web-controller to absingla/contrail-web-controller