Ticket #2786 handle the mtu on bridge same as on lagg. Cleanup some not needed code while here
Ticket #2786 handle the mtu on bridge same as on lagg. Cleanup some not needed code while here

ch1c4um/pfsense,NOYB/pfsense,NewEraCracker/pfsense,jxmx/pfsense,BlackstarGroup/pfsense,BlackstarGroup/pfsense,brunostein/pfsense,dennypage/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,dennypage/pfsense,ch1c4um/pfsense,BlackstarGroup/pfsense,NOYB/pfsense,pfsense/pfsense,pfsense/pfsense,brunostein/pfsense,phil-davis/pfsense,ptorsten/pfsense,ptorsten/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,jxmx/pfsense,NOYB/pfsense,dennypage/pfsense,ptorsten/pfsense,jxmx/pfsense,BlackstarGroup/pfsense,pfsense/pfsense,pfsense/pfsense,ch1c4um/pfsense,dennypage/pfsense,brunostein/pfsense,ch1c4um/pfsense