* do not crash when xapian search is triggered by view is not fully ready (closes: #741154) * add iceweasel as fallback if xdg-open fails (closes: #742166) * po/pl.po: - updated, thanks to Emil Nowak * gtk/rgrepositorywin.cc: - do not crash when a sources.list entry is removed (closes: #720605) * gtk/rgfiltermanager.cc: - do not change topmost filter when reopening filter settings (closes: #724709) - fix copy constructor to avoid incorrect reading of the and/or mode value (closes: #724709) - fix memory leak in filter copy/restore