refs #690. Added support for changing the content-type header when doing put requests.
refs #690. Added support for changing the content-type header when doing put requests.

--HG--
extra : convert_revision : svn%3A2a98c5bb-d66c-48ca-a96c-db028a6c31f4/ezweb_platform/src/trunk%403052

jpajuelo/wirecloud,jpajuelo/wirecloud,rockneurotiko/wirecloud,rockneurotiko/wirecloud,jpajuelo/wirecloud,rockneurotiko/wirecloud,rockneurotiko/wirecloud,jpajuelo/wirecloud