Bug fix in cc_grid_config.py
Modified preconfig.py
Merge branch 'master' of https://github.com/svallero/CloudInitContext
Bugfix in cc_cvmfs.py
Merge branch 'master' of https://github.com/svallero/CloudInitContext
Merge branch 'master' of https://github.com/svallero/CloudInitContext
New part-handlers.