merge --squash persona branch to take care of a false merge commit in

the basic_auth branch that persona is forked from

Conflicts:
	mediagoblin/templates/mediagoblin/auth/login.html
	mediagoblin/templates/mediagoblin/auth/register.html
	mediagoblin/templates/mediagoblin/edit/edit_account.html

These are commit messages from the squashed persona stuff:

 - added tests and fixed minor errors
 - fixed a redirect loop when only persona is enabled and accessing /auth/login
 - moved persona.js to plugin's static dir
 - fixes for add/remove persona emails
 - add and remove personas
 - working with multiple plugins
 - working version
 - switched to hidden form instead of ajax
 - beginings

mediagoblin/tests/auth_configs/persona_appconfig.ini

@@ -0,0 +1,42 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2011, 2012 MediaGoblin contributors.  See AUTHORS.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+[mediagoblin]
+direct_remote_path = /test_static/
+email_sender_address = "notice@mediagoblin.example.org"
+email_debug_mode = true
+
+# TODO: Switch to using an in-memory database
+sql_engine = "sqlite:///%(here)s/user_dev/mediagoblin.db"
+
+# Celery shouldn't be set up by the application as it's setup via
+# mediagoblin.init.celery.from_celery
+celery_setup_elsewhere = true
+
+[storage:publicstore]
+base_dir = %(here)s/user_dev/media/public
+base_url = /mgoblin_media/
+
+[storage:queuestore]
+base_dir = %(here)s/user_dev/media/queue
+
+[celery]
+CELERY_ALWAYS_EAGER = true
+CELERY_RESULT_DBURI = "sqlite:///%(here)s/user_dev/celery.db"
+BROKER_HOST = "sqlite:///%(here)s/user_dev/kombu.db"
+
+[plugins]
+[[mediagoblin.plugins.persona]]
+