Fix Cloudflare support for Dynamic DNS Updates 
Fix Cloudflare support for Dynamic DNS Updates 

Resubmit of #1812

The current implementation isn't working due to API change. Credits: det0nat3 @ https://forum.pfsense.org/index.php?topic=87436.msg534817#msg534817

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