tag version 0.11.1

Merge branch '0.11.1-wrk'

tag 0.11.1-pre3, hopefully it's the last pre-release

bump version again after the vendoring

build s390x packages for RHEL 7 and jessie

Tagging 0.11.0 now (makes the packages work a little better

go fmt, and release

0.11.0-pre2 tag, preparing for release soon

set the wheels of release cutting turning - will still be a little bi…

…t before it's ready

Tag the older 0.10.4 release