fix ticket 1777. If a coord var is strings, use a dummy axis, issue a note, keep strings in a variable
fix ticket 1777. If a coord var is strings, use a dummy axis, issue a note, keep strings in a variable

git-svn-id: 0ef30dc7da0b07cedfa074587325a6c153c0ae55@11674 fdbf22ae-c210-0410-be80-ca943da6b8f8

NOAA-PMEL/PyFerret,NOAA-PMEL/Ferret,NOAA-PMEL/Ferret,NOAA-PMEL/Ferret,NOAA-PMEL/PyFerret,NOAA-PMEL/PyFerret,NOAA-PMEL/Ferret,NOAA-PMEL/PyFerret,NOAA-PMEL/PyFerret,NOAA-PMEL/Ferret