multipathd: use local variable for watchdog configuration

The 'watchdog' setting in struct config needs to be a local
variable in multipathd/main.c, as the config will be freed
during reconfiguration and the checkerloop might then
access an invalid structure.

References: bnc#894513

Signed-off-by: Hannes Reinecke <hare@suse.de>
Create rcmultipathd links

References: bnc#894513

Signed-off-by: Hannes Reinecke <hare@suse.de>
- Update Changelog.