Disabling Virtual Routers page in Config-Infrastructure as well.

Change-Id: I16eef0c782324875c492dac97abfd25213d470ae
Adding null check for resource loading so that if either js or view file is not included other file loading should go through.

Change-Id: I9dc48e639657347d974dfb11bd87d20f1fb77d61
Merge pull request #79 from manojgn/interface_dynamicGrid1

Baremetal Page changes.