Merge pull request #10 from varkoly/master

Obsolate removed package yast2-mail-plugins
Avoid Unicode in .changes

osc:commit fails in Jenkins with "invalid byte sequence in US-ASCII"
Strictly speaking that is a bug in packaging_rake_tasks but now
I don't want to fix potential problems further down the pipeline.
Merge pull request #11 from yast/avoid-unicode-in-changelog

Avoid Unicode in .changes (fix jenkins failure to osc:commit)
bnc#878514 - SLED12_LOC : ALL_LANGS:Untranslated text in Mail Server dialog in YaST