Updated Catalan translation (thanks to Hugo Agud).
Cart / lightbox fixes collected from master.
Added icon.
SideFacets page filter fix.
oninvalid fixes.
Bug fixes.
Lightbox fixes.
Bug fixes.
Cart/lightbox fixes.
Backported fixes.
More backported fixes.
Wikipedia fix.
More lightbox fixes.
Updated version numbers for release.
Style fixes.
Style fix.
Fixed bug: missing new.
Fixed modal title.
PhpDoc fixes.
Property cleanup.