Add quiet flags if not verbose.
Add quiet flags if not verbose.

EricFromCanada/brew,mahori/brew,nandub/brew,vitorgalvao/brew,Linuxbrew/brew,DomT4/brew,DomT4/brew,Linuxbrew/brew,vitorgalvao/brew,claui/brew,konqui/brew,DomT4/brew,reitermarkus/brew,konqui/brew,EricFromCanada/brew,sjackman/homebrew,sjackman/homebrew,nandub/brew,vitorgalvao/brew,reitermarkus/brew,nandub/brew,Homebrew/brew,konqui/brew,vitorgalvao/brew,reitermarkus/brew,EricFromCanada/brew,mahori/brew,Homebrew/brew,MikeMcQuaid/brew,konqui/brew,DomT4/brew,maxim-belkin/brew,mahori/brew,Homebrew/brew,claui/brew,nandub/brew,JCount/brew,JCount/brew,MikeMcQuaid/brew,maxim-belkin/brew,Homebrew/brew,mahori/brew,sjackman/homebrew,Linuxbrew/brew,EricFromCanada/brew,claui/brew,JCount/brew,JCount/brew,claui/brew,MikeMcQuaid/brew,reitermarkus/brew,Linuxbrew/brew,maxim-belkin/brew,sjackman/homebrew,MikeMcQuaid/brew