Version 0.6
minor tweaks
Shows how to use info from dbf file.
Shows how to use info from dbf file
readshape file now reads dicts from dbf file.
modified readshapefile docstring.
updated for plotclimdiv.py
now uses 'readshapefile' class method.
Added 'readshapefile' method.
added 'readshapefile' method for reading and plotting ESRI shapefiles.