fixup a37cf27: make it clearer what :authorize returns
fixup a37cf27: make it clearer what :authorize returns

In addition, restore the

  @request = if ... else ...

style that was present in :authorize, pre-a37cf27.

stormz/doorkeeper,daande/doorkeeper,dk1234567/doorkeeper,shivakumaarmgs/doorkeeper,mavenlink/doorkeeper,dollarshaveclub/doorkeeper,jasl/doorkeeper,GeekOnCoffee/doorkeeper,dk1234567/doorkeeper,6fusion/doorkeeper,ukasiu/doorkeeper,kolorahl/doorkeeper,ukasiu/doorkeeper,coinbase/modified-doorkeeper,lalithr95/doorkeeper,lalithr95/doorkeeper,CloudTags/doorkeeper,nbulaj/doorkeeper,jasl/doorkeeper,coinbase/modified-doorkeeper,stormz/doorkeeper,nbulaj/doorkeeper,AICIDNN/doorkeeper,EasterAndJay/doorkeeper,daande/doorkeeper,AICIDNN/doorkeeper,telekomatrix/doorkeeper,Tout/doorkeeper,pmdeazeta/doorkeeper,ValMilkevich/doorkeeper,moneytree/doorkeeper,stefania11/doorkeeper,calfzhou/doorkeeper,doorkeeper-gem/doorkeeper,vanboom/doorkeeper,ministryofjustice/doorkeeper,doorkeeper-gem/doorkeeper,GeekOnCoffee/doorkeeper,CloudTags/doorkeeper,stefania11/doorkeeper,identification-io/doorkeeper,vovimayhem/doorkeeper,ministryofjustice/doorkeeper,ngpestelos/doorkeeper,vanboom/doorkeeper,AdStage/doorkeeper,6fusion/doorkeeper,doorkeeper-gem/doorkeeper,ezilocchi/doorkeeper,identification-io/doorkeeper,outstand/doorkeeper,ValMilkevich/doorkeeper,mavenlink/doorkeeper,moneytree/doorkeeper,pmdeazeta/doorkeeper,coinbase/modified-doorkeeper,telekomatrix/doorkeeper,Tout/doorkeeper,outstand/doorkeeper,outstand/doorkeeper,ngpestelos/doorkeeper,CloudTags/doorkeeper,mavenlink/doorkeeper,AdStage/doorkeeper,ifeelgoods/doorkeeper,vovimayhem/doorkeeper,CloudTags/doorkeeper,Uysim/doorkeeper,jasl/doorkeeper,ezilocchi/doorkeeper,ifeelgoods/doorkeeper,dollarshaveclub/doorkeeper,Tout/doorkeeper,calfzhou/doorkeeper,Uysim/doorkeeper,phillbaker/doorkeeper,kolorahl/doorkeeper,shivakumaarmgs/doorkeeper,ifeelgoods/doorkeeper,EasterAndJay/doorkeeper