Ports ips api to v3 API

Port the core ips api to the V3 API as plugins along
with the corresponding tests for the ips and servers API.

Partially implements blueprint v3-api-core-as-extensions

Change-Id: I6e9f8ab71745791e6bc18999810f39764cd40116
Merge "Ports ips api to v3 API"
Merge remote-tracking branch 'm_src_repo/citrix-fixes' into build-temp