2008-11-27  Claude Paroz  <claude@2xlibre.net>

	* media/img/edit.png: Icon for editing.
	* people/urls.py: Add the possibility to display people by username.
	* stats/models.py: New method can_edit_branches for checking permissions.
	Add pre_save check for Branch to verify existence prior to creation.
	* stats/templatetags/stats_extras.py: Custom template filter to join text
	with url, suitable for translatable string without url.
	* templates/module_edit_branches.html:
	* stats/forms.py: 
	* stats/views.py: Template, form and view to edit module branches.
	* templates/base.html: Use new template filter to show connected username
	with link.
	* templates/module.html: Add icon for editing branches. Correct if test.
	* urls.py: URL for new view, and for people username.

svn path=/trunk/; revision=1192