min_threshold_dist_from_shapefile added into weights/user.py
min_threshold_dist_from_shapefile added into weights/user.py

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