Update security/pam_google_authenticator to 20120119 snapshot
This corresponds to the changeset 98:1f3c0d8a2b4a of the Mercurial
repository.
PR: ports/164311
Approved by: pgollucci
Sponsored by: Yakaz (http://www.yakaz.com)
Add pam_google_authenticator 20110519, PAM module for two-step
authentication from Google.
PR: ports/157152
Submitted by: Jui-Nan Lin <jnlin at csie.nctu.edu.tw>