Fixed bug in check_datetime64() in goes.py by checking test.dtype.type instead of just test.dtype.  To remain consistent, this was changed in check_float() too.
Fixed bug in check_datetime64() in goes.py by checking test.dtype.type
instead of just test.dtype.  To remain consistent, this was changed
in check_float() too.

dpshelio/sunpy,dpshelio/sunpy,dpshelio/sunpy,Alex-Ian-Hamilton/sunpy,Alex-Ian-Hamilton/sunpy,Alex-Ian-Hamilton/sunpy