change digit format of weight values when writing gwt file
change digit format of weight values when writing gwt file

pedrovma/pysal,hasecbinusr/pysal,jlaura/pysal,ljwolf/pysal,schmidtc/pysal,ljwolf/pysal,sjsrey/pysal,pastephens/pysal,chhao91/pysal,schmidtc/pysal,pysal/pysal,lixun910/pysal,badjr/pysal,ljwolf/pysal,lixun910/pysal,hasecbinusr/pysal,lanselin/pysal,hasecbinusr/pysal,darribas/pysal,spreg-git/pysal,ljwolf/pysal_core,dfolch/pysal,ljwolf/pysal_core,nathania/pysal,sjsrey/pysal_core,spreg-git/pysal,badjr/pysal,ljwolf/pysal_core,darribas/pysal,jlaura/pysal,sjsrey/pysal_core,nathania/pysal,pastephens/pysal,TaylorOshan/pysal,chhao91/pysal,sjsrey/pysal_core,TaylorOshan/pysal,weikang9009/pysal,TaylorOshan/pysal,pastephens/pysal,dfolch/pysal,lixun910/pysal,jlaura/pysal