Fixed incorrect grammar in Config.rst
Fixed incorrect grammar in Config.rst

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