BLD: disable (half-)broken setuptools commands and give clear error messages.
BLD: disable (half-)broken setuptools commands and give clear error messages.

joferkington/numpy,ESSS/numpy,rherault-insa/numpy,seberg/numpy,jakirkham/numpy,madphysicist/numpy,ESSS/numpy,pbrod/numpy,grlee77/numpy,pbrod/numpy,madphysicist/numpy,tynn/numpy,joferkington/numpy,pdebuyl/numpy,Dapid/numpy,pizzathief/numpy,WarrenWeckesser/numpy,madphysicist/numpy,MSeifert04/numpy,WarrenWeckesser/numpy,abalkin/numpy,mattip/numpy,mattip/numpy,kiwifb/numpy,endolith/numpy,mhvk/numpy,kiwifb/numpy,drasmuss/numpy,simongibbons/numpy,pdebuyl/numpy,argriffing/numpy,anntzer/numpy,MSeifert04/numpy,skwbc/numpy,AustereCuriosity/numpy,WarrenWeckesser/numpy,nbeaver/numpy,ahaldane/numpy,WarrenWeckesser/numpy,argriffing/numpy,seberg/numpy,jonathanunderwood/numpy,simongibbons/numpy,Eric89GXL/numpy,mhvk/numpy,bertrand-l/numpy,tynn/numpy,jorisvandenbossche/numpy,rherault-insa/numpy,simongibbons/numpy,SiccarPoint/numpy,solarjoe/numpy,gfyoung/numpy,mhvk/numpy,simongibbons/numpy,bringingheavendown/numpy,chatcannon/numpy,abalkin/numpy,bertrand-l/numpy,stuarteberg/numpy,ddasilva/numpy,endolith/numpy,numpy/numpy,tacaswell/numpy,ContinuumIO/numpy,jorisvandenbossche/numpy,gmcastil/numpy,ssanderson/numpy,pbrod/numpy,pizzathief/numpy,chatcannon/numpy,behzadnouri/numpy,ahaldane/numpy,rgommers/numpy,charris/numpy,simongibbons/numpy,chiffa/numpy,shoyer/numpy,dwillmer/numpy,ContinuumIO/numpy,solarjoe/numpy,mattip/numpy,bringingheavendown/numpy,mhvk/numpy,Eric89GXL/numpy,chiffa/numpy,Dapid/numpy,numpy/numpy,shoyer/numpy,Eric89GXL/numpy,mhvk/numpy,dwillmer/numpy,AustereCuriosity/numpy,WarrenWeckesser/numpy,seberg/numpy,skwbc/numpy,chiffa/numpy,njase/numpy,maniteja123/numpy,njase/numpy,kiwifb/numpy,MSeifert04/numpy,jakirkham/numpy,joferkington/numpy,jorisvandenbossche/numpy,endolith/numpy,shoyer/numpy,stuarteberg/numpy,nbeaver/numpy,jakirkham/numpy,maniteja123/numpy,behzadnouri/numpy,solarjoe/numpy,gfyoung/numpy,stuarteberg/numpy,tacaswell/numpy,utke1/numpy,ddasilva/numpy,rherault-insa/numpy,pbrod/numpy,MSeifert04/numpy,b-carter/numpy,grlee77/numpy,nbeaver/numpy,jonathanunderwood/numpy,stuarteberg/numpy,endolith/numpy,pbrod/numpy,mattip/numpy,b-carter/numpy,utke1/numpy,pdebuyl/numpy,SiccarPoint/numpy,pdebuyl/numpy,utke1/numpy,ContinuumIO/numpy,dwillmer/numpy,abalkin/numpy,anntzer/numpy,grlee77/numpy,charris/numpy,jakirkham/numpy,rgommers/numpy,charris/numpy,pizzathief/numpy,gfyoung/numpy,SiccarPoint/numpy,AustereCuriosity/numpy,grlee77/numpy,ddasilva/numpy,Eric89GXL/numpy,gmcastil/numpy,gmcastil/numpy,seberg/numpy,maniteja123/numpy,tacaswell/numpy,charris/numpy,rgommers/numpy,anntzer/numpy,joferkington/numpy,ssanderson/numpy,skwbc/numpy,ssanderson/numpy,ahaldane/numpy,drasmuss/numpy,Dapid/numpy,madphysicist/numpy,bringingheavendown/numpy,chatcannon/numpy,ahaldane/numpy,behzadnouri/numpy,numpy/numpy,MSeifert04/numpy,bertrand-l/numpy,argriffing/numpy,pizzathief/numpy,njase/numpy,SiccarPoint/numpy,rgommers/numpy,shoyer/numpy,shoyer/numpy,jorisvandenbossche/numpy,anntzer/numpy,madphysicist/numpy,ESSS/numpy,dwillmer/numpy,jorisvandenbossche/numpy,tynn/numpy,jakirkham/numpy,numpy/numpy,pizzathief/numpy,jonathanunderwood/numpy,grlee77/numpy,drasmuss/numpy,ahaldane/numpy,b-carter/numpy