apachemethods: Allow caller to pass in an authToken.
apachemethods: Allow caller to pass in an authToken.

This enables rBuilder to authenticate users against its own database,
then provide via ValidUser() the specific roles that the user is
granted.

fedora-conary/conary,fedora-conary/conary,fedora-conary/conary,fedora-conary/conary,fedora-conary/conary