Bug fixes to Route53 DynDNS
Bug fixes to Route53 DynDNS

Fixed a bug regarding a leading space in $ZoneID that causes an AWS 505 error. Also adds support for updating DNS if TTL changes.
pfsense/pfsense,phil-davis/pfsense,ptorsten/pfsense,BlackstarGroup/pfsense,brunostein/pfsense,jxmx/pfsense,ch1c4um/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,phil-davis/pfsense,jxmx/pfsense,BlackstarGroup/pfsense,NewEraCracker/pfsense,dennypage/pfsense,dennypage/pfsense,pfsense/pfsense,NOYB/pfsense,NOYB/pfsense,ptorsten/pfsense,pfsense/pfsense,BlackstarGroup/pfsense,ptorsten/pfsense,ch1c4um/pfsense,NOYB/pfsense,ch1c4um/pfsense,dennypage/pfsense,BlackstarGroup/pfsense,ch1c4um/pfsense,brunostein/pfsense,jxmx/pfsense,pfsense/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,dennypage/pfsense,brunostein/pfsense