Fix javascript errors when working in a page opened with taget="_blank"
Trigger 'refresh' hook in mail view
Fix LIMIT/OFFSET queries handling on MS SQL Server (#1488984) - require version 2005+

Conflicts:

	CHANGELOG
	program/lib/Roundcube/rcube_db_mssql.php
Fix handling of empty $uids argument in change_flag()
Fix forward as attachment bug with editormode != 1 (#1488991)
Merge branch 'release-0.9' into rutgers_release-0.9