If the config file was set by user with '-f', it would be a good idea to
report him if we're not able to load it.
Took opportunity to report to user that the config file is loaded if he
asked for verbose operations, so he can see if the default file loaded
is the one he expected.
Signed-off-by: Christophe CURIS <christophe.curis@free.fr>
Took opportunity to re-order them alphabetically so they are easier to
work with, both for devs and for users.
Signed-off-by: Christophe CURIS <christophe.curis@free.fr>
Management of the configuration is split in many places, the goal is to
regroup stuff together, starting with the loading from file stuff.
Signed-off-by: Christophe CURIS <christophe.curis@free.fr>