Log Message:
Update roundcube to 1.2.2.

RELEASE 1.2.2
-------------
- Fix regression in resizing JPEG images with Imagick (#5376)
- Managesieve: Fix parsing of vacation date-time with non-default date_format (#5372)
- Use SymLinksIfOwnerMatch in .htaccess instead of FollowSymLinks disabled on \ 
some hosts for security reasons (#5370)
- Wash position:fixed style in HTML mail for better security (#5264)
- Fix bug where memcache_debug didn't work for session operations
- Fix bug where Message-ID domain part was tied to username instead of current \ 
identity (#5385)
- Fix bug where blocked.gif couldn't be attached to reply/forward with insecure \ 
content
- Fix E_DEPRECATED warning when using Auth_SASL::factory() (#5401)
- Fix bug where names of downloaded files could be malformed when derived from \ 
the message subject (#5404)
- Fix so "All" messages selection is resetted on search reset (#5413)
- Fix bug where folder creation could fail if personal namespace contained more \ 
than one entry (#5403)
- Fix error causing empty INBOX listing in Firefox when using an URL with \ 
user:password specified (#5400)
- Fix PHP warning when handling shared namespace with empty prefix (#5420)
- Fix so folders list is scrolled to the selected folder on page load (#5424)
- Fix so when moving to Trash we make sure the folder exists (#5192)
- Fix displaying size of attachments with zero size
- Fix so "Action disabled" error uses more appropriate 404 code (#5440)