Fix issue where folder selector wasn't visible on new filter form
Fix issue where multi-select fields were not visible in new filter action rows (#1489600)
prevent unwanted code execution via CURLOPT_POSTFIELDS (again)
Added toolbar button to move message in message view

Conflicts:

	CHANGELOG
Added tests for html::attrib_string() method
Re-locate the move-message toolbar button to be next to the related delete icon; synchronize toolbars in larry and classic skin
Update toolbar buttons sprite with new move icon
Fix issue in displaying filter form when managesieve_kolab_master=true
and sieve variables extension is supported by the server (#1489599)
Bump version number
Fix wrong action folder selection if managesieve_domains is not empty (#1489617)
Fix regression in handling of 'attachments' result in message_compose hook (#1489627)