D-Net

merging r31944:32223 from october-release branch to trunk

fix comment problem in section_context in article/tmpl/default.php

uncomment piwik in claim4/view.html.php

change my deposition title to CLAIMED_PUBLICATIONS_DATASETS , comment piwik in claim4/view.html.php

uncomment piwik in claim4

change embargo date format

change proceed button class name to button-primary in claims, use the acronym instead of project title in my depositions page

change form method from get to post, in order to work without SEF

changes for warning message in claims, embargo date smaller width

claim1 error message added