Allow to set options '--persistent' and/or '--credential' through
environment variables. If not defined, defaults are used ('no').
Anyway, command-line arguments have priority over environment variables.
Signed-off-by: Unai Martinez-Corral
Reviewed-by: Laurent Vivier
---
Allow to set options '--persistent' and/or '--credential' through
environment variables. If not defined, defaults are used ('no').
Anyway, command-line arguments have priority over environment variables.
Signed-off-by: Unai Martinez-Corral
Reviewed-by: Laurent Vivier
---
