new zenodo plugins

git-svn-id: http://svn.citeulike.org/svn@829 eb686afc-39fa-0310-a79f-9b3c69cefa1c
plugin was loading URL twice

git-svn-id: http://svn.citeulike.org/svn@830 eb686afc-39fa-0310-a79f-9b3c69cefa1c
new figshare plugin

git-svn-id: http://svn.citeulike.org/svn@831 eb686afc-39fa-0310-a79f-9b3c69cefa1c