add more shapes: tletter,tupside,tleft,tright,vright,vleft,rtriangle,ltriangle,uright,uleft
add more shapes: tletter,tupside,tleft,tright,vright,vleft,rtriangle,ltriangle,uright,uleft


git-svn-id: 0ef30dc7da0b07cedfa074587325a6c153c0ae55@10632 fdbf22ae-c210-0410-be80-ca943da6b8f8

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