- fixing docs to follow scipy conventions
- fixing docs to follow scipy conventions

tectronics/pysal,pombreda/pysal,pombreda/pysal,Alwnikrotikz/pysal,tectronics/pysal,AlanZatarain/pysal,pombreda/pysal,google-code-export/pysal,pombreda/pysal,AlanZatarain/pysal,google-code-export/pysal,tectronics/pysal,Alwnikrotikz/pysal,google-code-export/pysal,Alwnikrotikz/pysal,AlanZatarain/pysal,google-code-export/pysal