Don't call the clean deployment plugin for old deployments
Fix nexthostname
Fix concurrent_get_or_create in the position discovery plugin
Merge pull request #350 from deshipu/master

Patches 
IBM Blade center concurrency fixes
pep8
Merge pull request #352 from vi4m/ibm_fix

IBM Blade center concurrency fixes
Merge pull request #349 from andrzej-jankowski/master

puppet plugin - minor fixes
PEP 8
TypeError in deployment.plugins.reboot fixed