Add support for CKAN 1.7 date format
Add support for CKAN 1.7 date format

In addition, only convert to local time if the
time has not be converted to local time when parsed

opencolorado/.NET-Wrapper-for-CKAN-API,opencolorado/.NET-Wrapper-for-CKAN-API,DenverDev/.NET-Wrapper-for-CKAN-API,opencolorado/.NET-Wrapper-for-CKAN-API,DenverDev/.NET-Wrapper-for-CKAN-API