diy: downcase names.
diy: downcase names.

Fixes #9026

MikeMcQuaid/brew,MikeMcQuaid/brew,vitorgalvao/brew,sjackman/homebrew,vitorgalvao/brew,MikeMcQuaid/brew,vitorgalvao/brew,konqui/brew,JCount/brew,JCount/brew,Homebrew/brew,Homebrew/brew,reitermarkus/brew,Homebrew/brew,claui/brew,sjackman/homebrew,claui/brew,reitermarkus/brew,nandub/brew,EricFromCanada/brew,reitermarkus/brew,sjackman/homebrew,konqui/brew,nandub/brew,reitermarkus/brew,konqui/brew,vitorgalvao/brew,EricFromCanada/brew,JCount/brew,nandub/brew,EricFromCanada/brew,EricFromCanada/brew,claui/brew,nandub/brew,JCount/brew,MikeMcQuaid/brew,Homebrew/brew,sjackman/homebrew,konqui/brew,claui/brew