Merge pull request #35 from sebasmagri/master

Several updates
SITE_URL without tailing slash
Bump Django requirement to 1.5.1
Merge branch 'master' of git://github.com/mozillahispano/mozbuzz
Move the ADMINS setting to the local settings file. Do not import settings from the settigns_local module. If the settings_local module is being used as DJANGO_SETTINGS_MODULE, this will need to be changed to the settings module