Update windows installation and other notes
Update windows installation and other notes

Making allowance for new convenience of `get-pip.py` that automatically installs setuptools and pip together.

Stop recommending distribute, which has now been merged into setuptools.
happyspace/flask,Freebird2014/flask,AndreaEdwards/flask,oculardexterity/flask,kyle-sorensen/flask,jeezybrick/flask,WSDC-NITWarangal/flask,skmezanul/flask,stephaniemertz/flask,wldtyp/flask,chuijiaolianying/flask,flabe81/flask,tristanfisher/flask,ffsdmad/flask,moluzhang/flask,grayswand1r/flask,adrianmoisey/cptdevops,fevxie/flask,wudafucode/flask,wilbert-abreu/flask,lalinsky/flask,dhruvsrivastava/flask,cheesecake4392/flask,cliu-aa/flask,alanhamlett/flask,justanr/flask,dhruvsrivastava/flask,stephaniemertz/flask,kyle-sorensen/flask,wudafucode/flask,AndreaEdwards/flask,AvivC/flask,SsangYoon/Flask,nwags/flask,arvinls/flask,alanhamlett/flask,alanhamlett/flask,dawran6/flask,ankurpandey/flask,onetinyr/flask,jenalgit/flask,flamelizard/flask,iamantee/flask,karen-wang/flask,GavinCruise/flask,tangfeng1/flask,TylerB24890/flask,Parkayun/flask,raven47git/flask,mrdon/flask,EasonYi/flask,godfreyy/flask,szymonm/flask,ryandvill/flask,rollingstone/flask,nwags/flask,Faiz7412/flask,kuku940/flask,JingZhou0404/flask,anujk3/flask,lalinsky/flask,RohithKP/flask,szymonm/flask,VShangxiao/flask,suppandi/flask,brianbeale/flask,dawran6/flask,jstacoder/flask,bodefuwa/flask,gaomingnudt/gm-flask2.0,postelin/flask,Eagles2F/flask,godfreyy/flask,tony/flask,anujk3/flask,theo-l/flask,drewja/flask,lyn233/flask,jorpramo/flask,vivekanand1101/flask,antsar/flask,chenrenyi/flask,DesQi/flask,elelianghh/flask,SsangYoon/Flask,luvten/flask,nZac/flask,oculardexterity/flask,gbolahanalade/flask,bodefuwa/flask,ankravch/flask,blankme/flask,vishnugonela/flask,vishnugonela/flask,warm200/flask,visaxin/flask,chuijiaolianying/flask,nju520/flask,jonieli/flask,dominjune/flask,raven47git/flask,happyspace/flask,LonglyCode/flask,bluedazzle/flask,postelin/flask,nju520/flask,artleaf/flask,mujiatong/flask,zoyanhui/flask,jenalgit/flask,wtorcasoGB/flask,abdulbaqi/flask,elelianghh/flask,ankurpandey/flask,liukaijv/flask,garaden/flask,Ricardo666666/flask,beni55/flask,karen-wang/flask,mysweet/flask,suppandi/flask,AndreaEdwards/flask,DesQi/flask,kuku940/flask,jiimaho/flask,sixpi/flask,LonglyCode/flask,algoStruct/flask,visaxin/flask,JingZhou0404/flask,luzzyzhang/flask,felipefuka/flask,auready/flask,pinkpet/flask,huwenhui/flask,jawed123/flask,tjxiter/flask,gbolahanalade/flask,tcnoviembre2013/flask,algoStruct/flask,Endika/flask,cgvarela/flask,edcomstock/flask,sonnyhu/flask,wldtyp/flask,sixpi/flask,rawrgulmuffins/flask,qinfengsuiyu/flask,jstacoder/flask,mujiatong/flask,jawed123/flask,chuijiaolianying/flask,jorpramo/flask,ankurpandey/flask,tony/flask,artleaf/flask,hyunchel/flask,vishnugonela/flask,s7v7nislands/flask,huwenhui/flask,rawrgulmuffins/flask,wtl-zju/flask,chenke91/flask,sam-tsai/flask,postelin/flask,flabe81/flask,mitsuhiko/flask,drewja/flask,liaoqingwei/flask,cgvarela/flask,ffsdmad/flask,dominjune/flask,suppandi/flask,abdulbaqi/flask,fkazimierczak/flask,Papa2k15/flask,wangjun/flask,chenke91/flask,moluzhang/flask,tjxiter/flask,edcomstock/flask,s7v7nislands/flask,onetinyr/flask,robertglen/flask,gangeshwark/flask,cheesecake4392/flask,GavinCruise/flask,aniketshukla/flask,liuyi1112/flask,kuhli/flask,ezequielo/flask,WSDC-NITWarangal/flask,mrdon/flask,lyn233/flask,theo-l/flask,flamelizard/flask,adrianmoisey/cptdevops,tangfeng1/flask,gangeshwark/flask,oculardexterity/flask,raven47git/flask,aniketshukla/flask,niima/flask,s7v7nislands/flask,nju520/flask,tripathi62674/flask,HeyItsAlan/flask,AvivC/flask,luvten/flask,pledo/flask,ankravch/flask,bluedazzle/flask,pallets/flask,fengsp/flask,auready/flask,gaomingnudt/gm-flask2.0,Parkayun/flask,beni55/flask,nZac/flask,mrdon/flask,fkazimierczak/flask,warm200/flask,niima/flask,happyspace/flask,justanr/flask,tripathi62674/flask,EasonYi/flask,q1ang/flask,liuyi1112/flask,hoatle/flask,q1ang/flask,lynget/flask,ezequielo/flask,chenrenyi/flask,arvinls/flask,fanshaohua-fan/flask,lynget/flask,sonnyhu/flask,treedledee/flask,xujianhai/flask,Ricardo666666/flask,fengsp/flask,ZacariasBendeck/flask,ryandvill/flask,tangfeng1/flask,fevxie/flask,felipefuka/flask,hyunchel/flask,drewja/flask,sam-tsai/flask,wtorcasoGB/flask,iamantee/flask,Papa2k15/flask,VShangxiao/flask,XGiton/flask,alexwidener/flask,treedledee/flask,brianbeale/flask,godfreyy/flask,SsangYoon/Flask,Faiz7412/flask,homeworkprod/flask,sage417/flask,liaoqingwei/flask,karlw00t/flask,JamesTFarrington/flask,antsar/flask,gangeshwark/flask,HeyItsAlan/flask,mitsuhiko/flask,szymonm/flask,Freebird2014/flask,ZacariasBendeck/flask,ghhong1986/flask,homeworkprod/flask,qinfengsuiyu/flask,jstacoder/flask,horica-ionescu/flask,hoatle/flask,luzzyzhang/flask,EasonYi/flask,jonieli/flask,xujianhai/flask,blankme/flask,ABaldwinHunter/flask-clone-classic,lord63-forks/flask,garaden/flask,zoyanhui/flask,Faiz7412/flask,liaoqingwei/flask,vivekanand1101/flask,ezequielo/flask,mitchfriedman/flask,xiaoshaozi52/flask,onetinyr/flask,skmezanul/flask,mAzurkovic/flask,kyle-sorensen/flask,robertglen/flask,zailushangde/flask,tcnoviembre2013/flask,liuyi1112/flask,margguo/flask,zailushangde/flask,VShangxiao/flask,GavinCruise/flask,mAzurkovic/flask,JamesTFarrington/flask,warm200/flask,mrdon/flask,pledo/flask,Ricardo666666/flask,pallets/flask,Eagles2F/flask,TylerB24890/flask,jonieli/flask,jonatanblue/flask,pxzhenren/flask,wtl-zju/flask,ryandvill/flask,liukaijv/flask,pinkpet/flask,alexwidener/flask,mysweet/flask,justanr/flask,mitchfriedman/flask,fkazimierczak/flask,visaxin/flask,ABaldwinHunter/flask-clone-classic,jiimaho/flask,gilesburnfield/flask,wangjun/flask,jeezybrick/flask,cliu-aa/flask,xiaoshaozi52/flask,horica-ionescu/flask,tristanfisher/flask,algoStruct/flask,RohithKP/flask,karlw00t/flask,pxzhenren/flask,sage417/flask,rollingstone/flask,kuhli/flask,jorpramo/flask,ghhong1986/flask,grayswand1r/flask,gilesburnfield/flask,fanshaohua-fan/flask,lord63-forks/flask,wilbert-abreu/flask,artleaf/flask,jenalgit/flask,margguo/flask,chenke91/flask,karen-wang/flask,Endika/flask,TylerB24890/flask,XGiton/flask,anujk3/flask,pallets/flask,jonatanblue/flask