Updated Greek translation
Updated Slovenian translation
add libsecret (GNOME bug 679032)
Updated Spanish translation
Updated Polish translation
Updated Indonesian translation
Updated Slovenian translation
xslt: update copyrights to 2012 (GNOME bug 676996)
xslt: fix xrefs to clutter elements (GNOME bug 681295)
fix generation of sitemap.xml files (GNOME bug 675979)
xslt: fix xrefs from gobject to glib (GNOME bug 671310)
overlay: remove 'Writing new-style modules for Deskbar-Applet'

https://bugzilla.gnome.org/show_bug.cgi?id=669063
xslt: fix capitalisation of some project names (GNOME bug 653915)
overlay: move some documents to deprecated/ (GNOME bug 661168)
overlay: explicitely mention rygel documentation directories

The way Rygel API reference documentation is set doesn't allow for the usual
automatic detection to work; therefore add mentions of those directories to
the overlay.xml file.

https://bugzilla.gnome.org/show_bug.cgi?id=681063
do not abort on missing directory when trying to list releases
xslt: avoid duplicates in deprecated list of documents (GNOME bug 661166)
overlay: mark at-spi-cspi as deprecated (GNOME bug 648945)
add fallback for modules using a variable as DOC_ID (GNOME bug 653288)
clean old extraction directories (GNOME bug 655072)