Creating a new CLI to create loopback interfaces to make the interface creation cli consistent
Creating a new CLI to create loopback interfaces to make the interface
creation cli consistent

Change-Id: I72f074bb8c771511cb5203af6905adccefbb4197
Signed-off-by: Alpesh Patel <53da357731600dbd751b737d532e268a5e50de79@hotmail.com>

milanlenco/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,GabrielGanne/vpp-flowtable,FDio/vpp,vpp-dev/vpp,GabrielGanne/vpp-flowtable,vpp-dev/vpp,FDio/vpp,muharif/vpp,GabrielGanne/vpp-flowtable,milanlenco/vpp,vpp-dev/vpp,vpp-dev/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,vpp-dev/vpp,milanlenco/vpp,milanlenco/vpp,vpp-dev/vpp,GabrielGanne/vpp-flowtable,chrisy/vpp,muharif/vpp,milanlenco/vpp,FDio/vpp,GabrielGanne/vpp-flowtable,milanlenco/vpp,muharif/vpp,FDio/vpp,chrisy/vpp,muharif/vpp,muharif/vpp,GabrielGanne/vpp-flowtable,chrisy/vpp,vpp-dev/vpp,FDio/vpp,FDio/vpp,muharif/vpp,chrisy/vpp