Add support for UTC date/time formats.
Add support for UTC date/time formats.

helight/helight_code,helight/helight_code,helight/helight_code,conseweb/seelog,cihub/seelog,jonsyu1/seelog,helight/helight_code,helight/helight_code,torfuzx/seelog,helight/helight_code,helight/helight_code,helight/helight_code,pki-io/seelog,helight/helight_code,FactomProject/seelog