- start of util module
- start of util module


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