[FS#319] Relayd based bridge bugs. bug in luci not reloading relayd on configuration changes

[LEDE Bugs]

The following task is now closed:

FS#319 - Relayd based bridge bugs. bug in luci not reloading relayd on configuration changes
User who did this - yousong (yousong)

Reason for closing: Fixed
Additional comments about closing: The remaining issue should be a duplicate of FS#541

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=319