Roundcube 0.4 requires Mail_Mime 1.7.0 or newer
pear-Mail_Mime-1.8.0-alt1 -> sisyphus: * Mon Oct 04 2010 Vitaly Lipatov <lav@altlinux> 1.8.0-alt1 - new version (1.8.0) import in git (ALT bug #24046)