net-mgmt/statsd: 0.7.0 -> 0.7.2

• Updates winser to v0.1.6
• Enhancement: consume logger in graphite and repeater backends
• Enhancement: update backend documentation
• Enhancement: inject logger object into backend
• Send STDOUT and STDERR to the appropriate files

PR: 206410
Submitted by: jochen@jochen-neumeister.de
Approved by: kimor79@yahoo.com (maintainer timeout)