DOC: one more edit to the dev-guide.
DOC: one more edit to the dev-guide.

Recommend to update master before creating your feature branch.
Thanks to Nicky van Foreest for feedback on the dev-guide.

ContinuumIO/numpy,endolith/numpy,NextThought/pypy-numpy,joferkington/numpy,nbeaver/numpy,MichaelAquilina/numpy,mindw/numpy,leifdenby/numpy,hainm/numpy,argriffing/numpy,Dapid/numpy,embray/numpy,mortada/numpy,empeeu/numpy,Eric89GXL/numpy,pdebuyl/numpy,drasmuss/numpy,mwiebe/numpy,gfyoung/numpy,jakirkham/numpy,grlee77/numpy,Eric89GXL/numpy,Linkid/numpy,Srisai85/numpy,ChanderG/numpy,jankoslavic/numpy,dwillmer/numpy,has2k1/numpy,stuarteberg/numpy,seberg/numpy,MaPePeR/numpy,ahaldane/numpy,seberg/numpy,MSeifert04/numpy,mhvk/numpy,dato-code/numpy,sigma-random/numpy,mindw/numpy,GaZ3ll3/numpy,ahaldane/numpy,jorisvandenbossche/numpy,embray/numpy,WarrenWeckesser/numpy,b-carter/numpy,kiwifb/numpy,SunghanKim/numpy,solarjoe/numpy,yiakwy/numpy,andsor/numpy,rherault-insa/numpy,seberg/numpy,dwf/numpy,chiffa/numpy,trankmichael/numpy,numpy/numpy,WarrenWeckesser/numpy,ViralLeadership/numpy,mortada/numpy,dimasad/numpy,gmcastil/numpy,skwbc/numpy,ssanderson/numpy,charris/numpy,MichaelAquilina/numpy,empeeu/numpy,behzadnouri/numpy,WillieMaddox/numpy,njase/numpy,mortada/numpy,Yusa95/numpy,shoyer/numpy,bringingheavendown/numpy,pbrod/numpy,AustereCuriosity/numpy,andsor/numpy,simongibbons/numpy,rajathkumarmp/numpy,chatcannon/numpy,yiakwy/numpy,dch312/numpy,jakirkham/numpy,has2k1/numpy,rudimeier/numpy,ChanderG/numpy,hainm/numpy,Anwesh43/numpy,behzadnouri/numpy,felipebetancur/numpy,ewmoore/numpy,dwillmer/numpy,yiakwy/numpy,maniteja123/numpy,skymanaditya1/numpy,ViralLeadership/numpy,GrimDerp/numpy,pdebuyl/numpy,rgommers/numpy,abalkin/numpy,shoyer/numpy,Linkid/numpy,cjermain/numpy,ContinuumIO/numpy,felipebetancur/numpy,charris/numpy,Srisai85/numpy,kirillzhuravlev/numpy,tacaswell/numpy,MaPePeR/numpy,skymanaditya1/numpy,drasmuss/numpy,andsor/numpy,cowlicks/numpy,rudimeier/numpy,tdsmith/numpy,naritta/numpy,KaelChen/numpy,utke1/numpy,SunghanKim/numpy,simongibbons/numpy,mathdd/numpy,rhythmsosad/numpy,CMartelLML/numpy,NextThought/pypy-numpy,ChristopherHogan/numpy,rhythmsosad/numpy,KaelChen/numpy,jakirkham/numpy,dimasad/numpy,sigma-random/numpy,ContinuumIO/numpy,MichaelAquilina/numpy,grlee77/numpy,andsor/numpy,dwf/numpy,ajdawson/numpy,mindw/numpy,Anwesh43/numpy,nbeaver/numpy,shoyer/numpy,solarjoe/numpy,mingwpy/numpy,ogrisel/numpy,ChanderG/numpy,musically-ut/numpy,bmorris3/numpy,nbeaver/numpy,jankoslavic/numpy,dato-code/numpy,WillieMaddox/numpy,madphysicist/numpy,skymanaditya1/numpy,grlee77/numpy,immerrr/numpy,ChristopherHogan/numpy,cjermain/numpy,GaZ3ll3/numpy,sinhrks/numpy,jschueller/numpy,MSeifert04/numpy,Dapid/numpy,gfyoung/numpy,ahaldane/numpy,nguyentu1602/numpy,rmcgibbo/numpy,astrofrog/numpy,pyparallel/numpy,bertrand-l/numpy,tdsmith/numpy,tynn/numpy,ChanderG/numpy,rgommers/numpy,groutr/numpy,sigma-random/numpy,stuarteberg/numpy,endolith/numpy,argriffing/numpy,stuarteberg/numpy,charris/numpy,maniteja123/numpy,felipebetancur/numpy,BMJHayward/numpy,mattip/numpy,b-carter/numpy,cjermain/numpy,Srisai85/numpy,BabeNovelty/numpy,madphysicist/numpy,nguyentu1602/numpy,mhvk/numpy,brandon-rhodes/numpy,moreati/numpy,skwbc/numpy,yiakwy/numpy,moreati/numpy,dwf/numpy,WarrenWeckesser/numpy,Anwesh43/numpy,rhythmsosad/numpy,pbrod/numpy,numpy/numpy,pbrod/numpy,SunghanKim/numpy,jakirkham/numpy,BabeNovelty/numpy,rhythmsosad/numpy,jorisvandenbossche/numpy,kiwifb/numpy,BabeNovelty/numpy,ESSS/numpy,immerrr/numpy,nguyentu1602/numpy,Anwesh43/numpy,naritta/numpy,ddasilva/numpy,astrofrog/numpy,joferkington/numpy,jorisvandenbossche/numpy,mathdd/numpy,dimasad/numpy,tynn/numpy,leifdenby/numpy,joferkington/numpy,mwiebe/numpy,groutr/numpy,rherault-insa/numpy,dch312/numpy,sinhrks/numpy,githubmlai/numpy,embray/numpy,abalkin/numpy,ssanderson/numpy,ewmoore/numpy,jorisvandenbossche/numpy,mhvk/numpy,pyparallel/numpy,ChristopherHogan/numpy,chatcannon/numpy,mhvk/numpy,dimasad/numpy,jorisvandenbossche/numpy,Eric89GXL/numpy,abalkin/numpy,drasmuss/numpy,musically-ut/numpy,gmcastil/numpy,bmorris3/numpy,pdebuyl/numpy,ssanderson/numpy,felipebetancur/numpy,ekalosak/numpy,madphysicist/numpy,BabeNovelty/numpy,sonnyhu/numpy,SiccarPoint/numpy,Yusa95/numpy,bringingheavendown/numpy,ewmoore/numpy,rmcgibbo/numpy,trankmichael/numpy,WarrenWeckesser/numpy,ESSS/numpy,rajathkumarmp/numpy,MSeifert04/numpy,rgommers/numpy,tdsmith/numpy,jonathanunderwood/numpy,has2k1/numpy,githubmlai/numpy,ogrisel/numpy,tacaswell/numpy,pizzathief/numpy,Srisai85/numpy,Linkid/numpy,anntzer/numpy,empeeu/numpy,cowlicks/numpy,sinhrks/numpy,sonnyhu/numpy,rudimeier/numpy,trankmichael/numpy,ajdawson/numpy,ogrisel/numpy,mathdd/numpy,CMartelLML/numpy,brandon-rhodes/numpy,ekalosak/numpy,BMJHayward/numpy,seberg/numpy,jschueller/numpy,dato-code/numpy,numpy/numpy,MSeifert04/numpy,rherault-insa/numpy,naritta/numpy,ESSS/numpy,KaelChen/numpy,Yusa95/numpy,dato-code/numpy,hainm/numpy,utke1/numpy,dch312/numpy,mhvk/numpy,bertrand-l/numpy,WarrenWeckesser/numpy,larsmans/numpy,larsmans/numpy,ahaldane/numpy,mingwpy/numpy,b-carter/numpy,ewmoore/numpy,mortada/numpy,embray/numpy,SiccarPoint/numpy,ddasilva/numpy,njase/numpy,embray/numpy,has2k1/numpy,mattip/numpy,grlee77/numpy,dwillmer/numpy,empeeu/numpy,mwiebe/numpy,GaZ3ll3/numpy,mindw/numpy,solarjoe/numpy,jschueller/numpy,anntzer/numpy,GrimDerp/numpy,AustereCuriosity/numpy,dch312/numpy,larsmans/numpy,chatcannon/numpy,astrofrog/numpy,KaelChen/numpy,ViralLeadership/numpy,jschueller/numpy,ddasilva/numpy,mattip/numpy,ewmoore/numpy,cjermain/numpy,SiccarPoint/numpy,gmcastil/numpy,shoyer/numpy,rmcgibbo/numpy,mingwpy/numpy,immerrr/numpy,njase/numpy,bmorris3/numpy,mathdd/numpy,endolith/numpy,maniteja123/numpy,kirillzhuravlev/numpy,rmcgibbo/numpy,mattip/numpy,gfyoung/numpy,MaPePeR/numpy,argriffing/numpy,utke1/numpy,pizzathief/numpy,dwillmer/numpy,tynn/numpy,GaZ3ll3/numpy,astrofrog/numpy,immerrr/numpy,BMJHayward/numpy,pbrod/numpy,BMJHayward/numpy,simongibbons/numpy,jonathanunderwood/numpy,joferkington/numpy,bringingheavendown/numpy,ogrisel/numpy,simongibbons/numpy,SunghanKim/numpy,CMartelLML/numpy,shoyer/numpy,ekalosak/numpy,githubmlai/numpy,WillieMaddox/numpy,rajathkumarmp/numpy,grlee77/numpy,rgommers/numpy,MSeifert04/numpy,madphysicist/numpy,endolith/numpy,skymanaditya1/numpy,NextThought/pypy-numpy,ChristopherHogan/numpy,pbrod/numpy,sonnyhu/numpy,charris/numpy,SiccarPoint/numpy,ahaldane/numpy,tacaswell/numpy,leifdenby/numpy,sinhrks/numpy,sigma-random/numpy,MaPePeR/numpy,ajdawson/numpy,jankoslavic/numpy,rudimeier/numpy,Dapid/numpy,MichaelAquilina/numpy,Yusa95/numpy,GrimDerp/numpy,naritta/numpy,ogrisel/numpy,musically-ut/numpy,ajdawson/numpy,brandon-rhodes/numpy,githubmlai/numpy,numpy/numpy,astrofrog/numpy,ekalosak/numpy,pyparallel/numpy,pizzathief/numpy,pizzathief/numpy,pdebuyl/numpy,Eric89GXL/numpy,AustereCuriosity/numpy,nguyentu1602/numpy,GrimDerp/numpy,sonnyhu/numpy,jonathanunderwood/numpy,kiwifb/numpy,musically-ut/numpy,madphysicist/numpy,trankmichael/numpy,NextThought/pypy-numpy,kirillzhuravlev/numpy,rajathkumarmp/numpy,tdsmith/numpy,cowlicks/numpy,kirillzhuravlev/numpy,dwf/numpy,anntzer/numpy,bertrand-l/numpy,CMartelLML/numpy,chiffa/numpy,larsmans/numpy,behzadnouri/numpy,jankoslavic/numpy,jakirkham/numpy,stuarteberg/numpy,bmorris3/numpy,brandon-rhodes/numpy,skwbc/numpy,Linkid/numpy,anntzer/numpy,simongibbons/numpy,mingwpy/numpy,cowlicks/numpy,pizzathief/numpy,chiffa/numpy,dwf/numpy,groutr/numpy,hainm/numpy,moreati/numpy