Fixing issue #180. Making shapefile opener case insensitive.
Fixing issue #180. Making shapefile opener case insensitive.

tectronics/pysal,AlanZatarain/pysal,Alwnikrotikz/pysal,tectronics/pysal,AlanZatarain/pysal,tectronics/pysal,AlanZatarain/pysal,Alwnikrotikz/pysal,Alwnikrotikz/pysal