[MERGE] [CHERRYPICK] Backport of revision 4879 of saas-1 branch.
[FIX] ir_attachment: in check, values could coutain a
False res_model; no need to check self.pool[False], obviously. We consider void attachments
as being accessible, because no related document exists.
Launchpad automatic translations update.
[FIX] base, res_company: typo in default paraStyle tagname
[IMP/FIX] report, trml2pdf: added the support of registerFontFamily tag to allow the mapping of different fonts for bold, italic or boldItalic