remember preview header collapse status
Fix unreliable mimetype tests in Installer (#1489453)
Merge branch 'master' of github.com:roundcube/roundcubemail
Update changelog
Remove useless height attribute from #quotadisplay element
Fix issue where groups were not deleted when "Replace entire addressbook" option on contacts import was used (#1489420)
Check rcube_addressbook::get_error() after failing delete (#1489463)
Fix links in UI messages after new #messagestack was implemented
Improved error messages
- display errors only in dialogs (hide original message element),
- fix error when closing dialog on timeout after dialog was closed manually,
- center dialog vertically on the screen,
- use fadeOut effect on close.
trigger insertrow JS event from compose screen address book widget
Clarify update() result description, return boolean when ID didn't change
Make sure selected group is listed after delete error (#1489463)
Fix fixed header issue after removing rows (1295420)
Fix quota image broken in e71ceb0c98b33409af5978f0f33c6c95148bd86b (#1489467)
Added sk_SK localization for csv2vcard map
Nicely handle server-side modification of script names (#1489412)
Merge branch 'master' of github.com:roundcube/roundcubemail
Fix issue where children of selected and collapsed thread were skipped on various actions (#1489457)
Fix regression where only first new folder was placed in correct place on the list (#1489472)
Improved drag-n-drop layer: - do not auto-select children of collapsed threads,
display subjects in real order (not is selection order), some code improvements