[MOD] cart: Add postPaymentURL param to redirect to once the payment invoice has been generated to allow customisation of the payment experience with "pretty tracker" wiki pages

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50101 b456876b-0849-0410-b77d-98878d47e9d5
[FIX]Usability: allow admins to predefine links for their users to directly access a form to post an article with predefined topicId and/or type.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50104 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] filegals: Obey "public" gallery property when choosing galleries to show in the moveto menu (thanks eromneg)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50106 b456876b-0849-0410-b77d-98878d47e9d5
a few translations improved

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50107 b456876b-0849-0410-b77d-98878d47e9d5
[FIX]Usability: if PluginArticles is set to display only some topicId or type, and actions param is set, then the link at the bottom a add a new article will keep those params previously set.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50110 b456876b-0849-0410-b77d-98878d47e9d5