localCI: Add loglevels msgs support
localCI: Add loglevels msgs support

This commit allows to set a loglevel for
messages output:

Possible options:
- debug
- error (default)
- fatal
- info
- panic
- warn

Fixes: #721

Signed-off-by: Mario Alfredo Carrillo Arevalo <962470f5d16f97233f38b7e7baf23f990a7fbec3@intel.com>

clearcontainers/tests,clearcontainers/tests,devimc/tests,chavafg/tests,devimc/tests,chavafg/tests