Fixes #348

Update smart probe kernel modules for 2.0
Merge branch 'master' into issue#348_2.0_smart_probes
bugfix: remove init-gunicorn from base as it's different for dev and proc
Remove wal-on from prod buildout as it belongs in rpm spec file.
Merge pull request #355 from schakrava/issue#348_2.0_smart_probes

Fixes #348