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