Merge pull request #174 from yohanboniface/bug-1013865-staticfiles-fixes

Fix bad space (bug 1013865)
Merge pull request #175 from yohanboniface/bug-1013865-staticfiles-fixes

Add collectstatic to fabfile (bug 1013865)
Merge pull request #176 from yohanboniface/bug-1013865-staticfiles-fixes

Use /user-media/ as media path instead of /storage/ (bug 1013865)
Merge pull request #177 from yohanboniface/bug-1013865-staticfiles-fixes

Rename storage to user-media (bug 1013865)