Revise dev_mode change handler
Revise dev_mode change handler

dennypage/pfsense,phil-davis/pfsense,phil-davis/pfsense,NOYB/pfsense,NOYB/pfsense,pfsense/pfsense,NOYB/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,pfsense/pfsense,dennypage/pfsense,dennypage/pfsense,dennypage/pfsense,ptorsten/pfsense,ptorsten/pfsense,ptorsten/pfsense,phil-davis/pfsense,pfsense/pfsense,NewEraCracker/pfsense,pfsense/pfsense,phil-davis/pfsense