Fix migration error.

Change-Id: I1ba0ea38b9641e3477667f78296ec808a9e44971
Migration doesn't need to be so verbose.

Change-Id: I9b468a21fbbb44a67aeabe8c82169959fe926af5
Ensure only one project listed in search results.

Change-Id: I7a4a999dfae8693e95a2b5c10029cf87fe1fc207
Fix missing machine tests.

Change-Id: I4c3c1e020c01ea197c9d7b148362fcf991004407
Support people in LDAP.

Some sites require the ability to authenticate people to systems who may
not have accounts.

Change-Id: Iefc0c941843cab168179d20f7f5f4ff63366c322