Don't pretend we can attach files when we can't

jQuery won't let us do that, see http://bugs.jquery.com/ticket/13306
The solution is to use the File Upload plugin:
http://plugins.jquery.com/blueimp-file-upload/
But it's a much bigger work (dedicated controller, temporary files that
need cleanup, etc) so it'll be in the next version.
Fix public profile when mailman is down
Add a link to Postorius if installed
Add django-browserid to the RPM deps
Add a link to the RPMs in the documentation
Use django-nose, useful with Django < 1.6
More robust context processor for Postorius
Separate the Persona button from the others
Make sure the unit tests also pass on the prod server

...where mailman is actually running and mailmanclient.Client does not
raise an exception each time.
Bump version
Update requirements
Use django-discover-runner instead of django-nose
Small specfile fix
Simplify a registration unit test
Highlight the current month in the message view
Merge branch 'release-1.0'

Conflicts:
	hyperkitty/static/hyperkitty/css/hyperkitty-base.css
	hyperkitty/static/hyperkitty/css/hyperkitty-common.css
	hyperkitty/static/hyperkitty/css/hyperkitty-user.css
	hyperkitty/static/hyperkitty/js/hyperkitty-common.js
	hyperkitty/templates/base.html
	hyperkitty/views/forms.py
Fix loading of the graphs on the main page
Fix BrowserID login
We need django-browserid >= 0.10.1 because of the browserid_info tag
Fix BrowserID login AGAIN