Add GIL-releases to tofile method.
Add GIL-releases to tofile method.

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