Baremetal support UI changes

Added feature entry for physical-interfaces page

Added formatter for interfaces

Implemented logical interface creation with all possible scenarios

Added configuration entry for physical/logical interface delimiters and done respective changes

Baremetal: Fixing an issue caused by merging the featureList.xml

Implemented  virtual machine interface association to logical interface

Added configuration to show/hide features

Added API to create port using neutron API

Change-Id: Ia10705ce5d2c6bdd26cba8c3f74d9042b091cf84