Add domain and description to user for v3 identity

* splitting the changes seen in 27142 to a few new patches
* this one will just update v3 user to have description and domain

Change-Id: I9b4c365703da27e26ddc702f37cf5928e19cebdc
Fix identity v2.0 entry point

Change-Id: Ifae91a612fcd8b66660b93f6ea81d37e0f1bce1d
Merge "Add domain and description to user for v3 identity"
Merge "Fix identity v2.0 entry point"