Update graphics/opencv to version 2.3.1_6
Update devel/qt4-corelib to version 4.8.2_1
Update sysutils/rubygem-guard to version 1.6.0
Update sysutils/rubygem-hiera to version 1.1.2
Import sysutils/rsyslog6-pgsql version 6.6.0
Import multimedia/smtube version 1.5
Update multimedia/vlc to version 2.0.5,3
Update devel/doxygen to version 1.8.3
Update devel/qjson to version 0.8.1