Fix duplicate name of NVP LBaaS objs not allowed on vShield Edge

Duplicate name of LBaaS objs such as pool/vip/app_profile is not
allowed on vShield Edge, so here a name convention is needed to ensure
name uniqueness on the edge side.
Closes-Bug: #1257225

Change-Id: I953610d0389a78aa01f378c2ff4931d8c74413ea
Merge "Fix duplicate name of NVP LBaaS objs not allowed on vShield Edge"