refactored `req.param()`
refactored `req.param()`

kawanet/express,listepo/express,dafabulousteach/express,strongloop/express,junxiong/express,vidyar/express,aifeld/express,qq645381995/express,aifeld/express,heicx/express,supasate/express,Talkyunyun/express,bjrmatos/express,Flip120/express,ci-test2/express,chuym/express,VegeChou/express,nodejs-camp/booklog-linkchen,andriyl/express,robomc/express,mikewesthad/express,awronka/express,fuse-mars/express,svnh/express,soyuka/express,mcanthony/express,nodejs-camp/booklog-Zak,youprofit/express,mimaidms/express,srichatala/express,simplyianm/express,mimaidms/express,ericlu88/express,corporateanon/express,philxia/ex-tst-framework,kylezhang/express,LestaD/express,saisai/express,swarajgiri/express,wtony/express,kentcdodds/express,HXYNODE/express,jenia0jenia/express,r14r/fork_express_master,tjmehta/express,stoskov/express,drzorm/express,XueQian/express,stevemao/express,buildsample/express,jimmykuo/express,codeforgeek/express,nodejs-camp/booklog-archer,leiqiang75/express,1verson/express,frootloops/express,blainsmith/express,philxia/ex-tst-framework,strongloop/express,soyuka/express,lemelon/express,michaeljunlove/express,Eric-Vandenberg/express,CrazySherman/express,fakedarren/express,za-creature/express,yinhe007/express,VegeChou/express,WangCao/express,CrazySherman/express,blainsmith/express,nodejs-camp/booklog-polo,expressjs/express,kunalpict/express,codeforgeek/express,gretac/express,fineday32/express,nodejs-camp/booklog-ansaga,jinghuizhai/express,dsupera13/express,vnglst/express,hanweifish/express,emvici/emvici-reqres-tify,nodejs-camp/booklog-mora,nodejs-camp/booklog-chle,stevemao/express,vinodhalaharvi/express,za-creature/express,RickyDan/express,BaggersIO/express,micha149/express,kunalpict/express,qq645381995/express,ericlu88/express,hl198181/express,sarvex/express,dongseop/express,nodejs-camp/booklog-jason,grigorkh/express,nodejs-camp/booklog-jason,jenia0jenia/express,nodejs-camp/booklog-tonebeta-update,supasate/express,hpcslag/express,Kevnz/express,YR/express,1verson/express,pathirana/express,tyler-johnson/express,abhi3/express,demohi/express,WebStyle/express,Ju2ender/express,countdracular/express,sibura/express,fineday32/express,christopheranderson/express,vinodhalaharvi/express,chrisinajar/express,dafabulousteach/express,ci-test2/express,coreypnorris/express,xiaofuzi/express,nodejs-camp/booklog-polo,lmtdit/express,caiocutrim/express,sarvex/express,flomotlik/express,ifraixedes/express,lmtdit/express,xiaofuzi/express,kubrickology/express,Riokai/express,tianhengzhou/express,swarajgiri/express,svnh/express,auth0/express,tjmehta/express,dreamingblackcat/express,vnglst/express,hacksparrow/express,abhi3/express,jymsy/express,stewartml/express,mauricionr/express,cflynn07/express,dongseop/express,evanlucas/express,xtidt/express,gnowoel/express,Faiz7412/express,nodejs-camp/booklog-archer,nodejs-camp/booklog-s890506,blairzhang/express,FernAbby/express,chrisinajar/express,gretac/express,fakedarren/express,simudream/express,danielrohers/express,cflynn07/express,JulyZhu/express,LestaD/express,corporateanon/express,devgeniem/express,hightechweb/express,juanpastas/express,angelsanz/express,Ivanwangcy/express,ahdinosaur/express,1amageek/express,svnh/express,TestingCI/express,bercanozcan/express,nodejs-camp/booklog-ausir,stevemao/express,ZackBotkin/express,PeterWangPo/express,abdulhannanali/express,neomadara/express,dafabulousteach/express,philxia/ex-tst-framework,samuelcastro/express,weilixia/express,pstrike/express,angelsanz/express,featurist/express,friederbluemle/express,jenalgit/express,igarciaes/express,hpcslag/express,nodejs-camp/booklog-ben,angelsanz/express,nodejs-camp/booklog-ben,friederbluemle/express,micha149/express,srichatala/express,methuz/express,heicx/express,vidyar/express,nodejs-camp/booklog-homa,shanawarkhan/express,v10258/express,grigorkh/express,nodejs-camp/booklog-tonebeta-update,hdngr/express,nodejs-camp/booklog-chle,hanqingnan/express,andrejewski/express,nodejs-camp/booklog-tonebeta,smcmurray/express,andrejewski/express,sibura/express,KodkodGates/express,coreypnorris/express,xiaofuzi/express,Lexine/express,bercanozcan/express,WangCao/express,thepont/express,dieuly/express,dgofman/express,dotnetCarpenter/express,ralic/express,wesleytodd/express,youprofit/express,pshomov/express,Flip120/express,hacksparrow/express,nbeydoon/express,hpcslag/express,featurist/express,wtony/express,dongooo/express,Kevnz/express,neomadara/express,youprofit/express,adjohnson916/express,corporateanon/express,Ju2ender/express,Eric-Vandenberg/express,tianhengzhou/express,nodejs-camp/booklog-Zak,nodejs-camp/booklog-jollen,juanpastas/express,KodkodGates/express,bercanozcan/express,mikewesthad/express,Jonekee/express,1amageek/express,buildsample/express,r14r-work/fork_express_master,wtony/express,nodejs-camp/booklog-jollen,nodejs-camp/booklog-homa,kentcdodds/express,rgrove/express,blakeembrey/express,stoskov/express,awronka/express,baldurh/express,sarvex/express,michaeljunlove/express,lemelon/express,nathan818fr/express,juandav/express,YR/express,featurist/express,Jonekee/express,devgeniem/express,ci-test2/express,supasate/express,hanqingnan/express,rupanjanbaidya/express,llwanghong/express,fanzetao/express,TestingCI/express,hightechweb/express,swstack/express,kylezhang/express,simudream/express,btleffler/express,btleffler/express,listepo/express,luxe-eng/valet-express.express,shanawarkhan/express,Haru1990/express,qitianchan/express,dreamingblackcat/express,nbeydoon/express,pstrike/express,weilixia/express,andriyl/express,smcmurray/express,methuz/express,smcmurray/express,v10258/express,rupanjanbaidya/express,HXYNODE/express,evilboss/express,saisai/express,benshiue/booklog-ben,dongseop/express,topaxi/express,qq645381995/express,frootloops/express,PUSEN/express,nodejs-camp/booklog-mora,fanzetao/express,Faiz7412/express,Riokai/express,Riokai/express,WangCao/express,PUSEN/express,jinghuizhai/express,Haru1990/express,devgeniem/express,simudream/express,michaeljunlove/express,swarajgiri/express,lmtdit/express,r14r/fork_express_master,jinghuizhai/express,RanadeepPolavarapu/express,MoraLin/mora-test,Flip120/express,dreamingblackcat/express,wesleytodd/express,KodkodGates/express,llwanghong/express,Eric-Vandenberg/express,FernAbby/express,XueQian/express,evanlucas/express,baldurh/express,gnowoel/express,caiocutrim/express,za-creature/express,nodejs-camp/booklog-polo,tyler-johnson/express,expressjs/express,thepont/express,jymsy/express,lian774739140/express,sujianping/express,swstack/express,stewartml/express,adjohnson916/express,nodejs-camp/booklog-leo,topaxi/express,vinodhalaharvi/express,junxiong/express,sujianping/express,evilboss/express,abdulhannanali/express,vnglst/express,leiqiang75/express,nodejs-camp/booklog-ausir,christopheranderson/express,lian774739140/express,BaggersIO/express,hl198181/express,maraoz/express,bjrmatos/express,Faiz7412/express,Lexine/express,topaxi/express,igarciaes/express,qitianchan/express,RickyDan/express,luxe-eng/valet-express.express,JulyZhu/express,kubrickology/express,gdeividas/express,ralic/express,pathirana/express,nathan818fr/express,udhayam/express,evilboss/express,abdulhannanali/express,XueQian/express,nodejs-camp/booklog-chenyou,nodejs-camp/booklog-leo,maraoz/express,nodejs-camp/booklog-tonebeta,isaacs/express,pshomov/express,udhayam/express,fuse-mars/express,philxia/ex-tst-framework,Talkyunyun/express,abhi3/express,Ju2ender/express,samuelcastro/express,stoskov/express,fakedarren/express,stewartml/express,chrisinajar/express,WebStyle/express,kawanet/express,RanadeepPolavarapu/express,ifraixedes/express,listepo/express,dsupera13/express,rgrove/express,jimmykuo/express,auth0/express,chuym/express,brianloveswords/express,countdracular/express,dongooo/express,elkingtonmcb/express,robomc/express,nbeydoon/express,junxiong/express,elkingtonmcb/express,Ivanwangcy/express,nodejs-camp/booklog-s890506,Matrixbirds/express,hdngr/express,kunalpict/express,dotnetCarpenter/express,ahdinosaur/express,dotnetCarpenter/express,luxe-eng/valet-express.express,grigorkh/express,demohi/express,gdeividas/express,1amageek/express,v10258/express,ZackBotkin/express,maraoz/express,nodejs-camp/booklog-ansaga,blakeembrey/express,xtidt/express,microlv/express,MoraLin/mora-test,yinhe007/express,jenia0jenia/express,simplyianm/express,mauricionr/express,LestaD/express,benshiue/booklog-ben,flomotlik/express,BaggersIO/express,danielrohers/express,r14r-work/fork_express_master,buildsample/express,dieuly/express,mcanthony/express,blakeembrey/express,friederbluemle/express,nodejs-camp/booklog-linkchen,isaacs/express,TestingCI/express,juandav/express,dgofman/express,Matrixbirds/express,blairzhang/express,ZackBotkin/express,hanweifish/express,vidyar/express,microlv/express,jenalgit/express,drzorm/express,PeterWangPo/express,nodejs-camp/booklog-chenyou,kylezhang/express,jenalgit/express,blairzhang/express,gnowoel/express,hdngr/express,coreypnorris/express,qitianchan/express