Feature 7184 New generation RO

Allow using the new version of RO by the config parameter
'RO.ng=True' or the env 'OSMLCM_RO_NG=True'

Change-Id: I17dfe0326ac26b93c74cbf1b2540a5e383de6456
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>