- more doctests for weights
- more doctests for weights

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