By Glen Hallick Glacier Farm Media | MarketsFarm – The Canadian dollar was virtually unchanged on Thursday, buoyed by a sharp drop in the United States dollar while lacking support from crude oil. The loonie closed at US$0.7084 or US$1=C$1.4116 compared to Wednesday’s close of US$0.7082 or US$1=C$1.4120. On the U.S. Dollar Index, the greenback