Add tests for dictionary interface to NpzFile.
Add tests for dictionary interface to NpzFile.

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