WebSubmit: rotate created icons according to EXIF
WebSubmit: rotate created icons according to EXIF

* When creating icons, rotate the created icons according to
  the Exif "Orientation" metadata of the original photo. (closes #1516)

Signed-off-by: Jerome Caffaro <48b2bca20d17f7e0da978ba8575800a8c4a84744@cern.ch>
Reviewed-by: Ludmila Marian <e82cd4fb30962648dc4a4769a1bcc5e649b71d6b@gmail.com>

tiborsimko/invenio,inveniosoftware/invenio,tiborsimko/invenio,inveniosoftware/invenio