2008-11-22  Claude Paroz  <claude@2xlibre.net>

	* README: Add note about OpenID optional support.
	* common/views.py: site_login view handles the login process.
	* media/css/login.css: New css specific to login.html.
	* media/css/main.css: Add errornote style for showing messages.
	* settings_sample.py: Add LOGIN_URL variable (may be used by
	login_required decorator).
	* languages/views.py:
	* stats/views.py:
	* teams/views.py: Use more complete RequestContext to be able to access
	user variable in templates.
	* templates/base.html: Add support for showing user messages and for
	adding extra headers (css, js, etc.).
	* templates/login.html: New template for login.
	* urls.py: Add login view.

svn path=/trunk/; revision=1184