Fix the build of gnome-epub-thumbnailer


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@20014 df743ca5-7f9a-e211-a948-0013205c9059
Update to 3.8.2


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@20015 df743ca5-7f9a-e211-a948-0013205c9059