MgUtils fixes:  - Add datetime support for GetBasicValueFromReader() ensuring shimmed QueryMapFeatures requests will have the properly formatted date time property values  - Close an unclosed data reader for GetDistinctValues()
MgUtils fixes:
 - Add datetime support for GetBasicValueFromReader() ensuring shimmed QueryMapFeatures requests will have the properly formatted date time property values
 - Close an unclosed data reader for GetDistinctValues()

jumpinjackie/mapguide-rest,jumpinjackie/mapguide-rest,jumpinjackie/mapguide-rest,jumpinjackie/mapguide-rest