Find<T> Method: Fixed string.Format index issue where format indexes were {1} and {2} instead of {0} and {1}
Insert method: Added explicit cast to int where executing SELECT @@IDENTITY
Added handling of Null data from Db in ToSingle<T> method (mostly for Nullable DateTime objects)
Fixed malformed SELECT TOP 2 statement (added asterisk) and corrected string.Format indexes to base zero