Tweak net-p2p/bitcoin version 0.8.5
Tweak net-mgmt/nagiosagent version 1.2.0.1_3
Tweak sysutils/mapchan version 3.2
Update sysutils/pv to version 1.4.6_1
Tweak sysutils/syslog-ng-devel version 3.5.1
Update net-p2p/qbittorrent to version 3.1.3