Check for bad values of console_width
Check for bad values of console_width

Fixes Homebrew/homebrew#453.
vitorgalvao/brew,Linuxbrew/brew,AnastasiaSulyagina/brew,mistydemeo/homebrew,reelsense/brew,bfontaine/brew,pseudocody/brew,Homebrew/brew,rwhogg/brew,toonetown/homebrew,mgrimes/brew,AnastasiaSulyagina/brew,sjackman/homebrew,amar-laksh/brew_sudo,Homebrew/brew,rwhogg/brew,MikeMcQuaid/brew,DomT4/brew,vitorgalvao/brew,reitermarkus/brew,palxex/brew,claui/brew,AnastasiaSulyagina/brew,MikeMcQuaid/brew,hanxue/linuxbrew,pseudocody/brew,amar-laksh/brew_sudo,vitorgalvao/brew,bfontaine/brew,tonyg/homebrew,staticfloat/brew,jmsundar/brew,tonyg/homebrew,hanxue/linuxbrew,DomT4/brew,mahori/brew,sjackman/homebrew,gregory-nisbet/brew,alyssais/brew,reitermarkus/brew,ilovezfs/brew,muellermartin/dist,bfontaine/brew,sjackman/homebrew,sjackman/homebrew,EricFromCanada/brew,muellermartin/dist,maxim-belkin/brew,konqui/brew,Linuxbrew/brew,ilovezfs/brew,konqui/brew,claui/brew,ilovezfs/brew,palxex/brew,mistydemeo/homebrew,reelsense/brew,jmsundar/brew,nandub/brew,mahori/brew,DomT4/brew,mahori/brew,reitermarkus/brew,MikeMcQuaid/brew,reelsense/brew,JCount/brew,gregory-nisbet/brew,aw1621107/brew,nandub/brew,amar-laksh/brew_sudo,nandub/brew,mahori/brew,claui/brew,maxim-belkin/brew,JCount/brew,zmwangx/brew,Linuxbrew/brew,gordonmcshane/homebrew,gordonmcshane/homebrew,JCount/brew,zmwangx/brew,EricFromCanada/brew,jmsundar/brew,zmwangx/brew,alyssais/brew,gregory-nisbet/brew,hanxue/linuxbrew,tonyg/homebrew,pseudocody/brew,rwhogg/brew,reitermarkus/brew,Homebrew/brew,claui/brew,Homebrew/brew,toonetown/homebrew,alyssais/brew,konqui/brew,aw1621107/brew,gordonmcshane/homebrew,konqui/brew,MikeMcQuaid/brew,mistydemeo/homebrew,DomT4/brew,mgrimes/brew,mgrimes/brew,EricFromCanada/brew,staticfloat/brew,Linuxbrew/brew,toonetown/homebrew,aw1621107/brew,staticfloat/brew,EricFromCanada/brew,JCount/brew,nandub/brew,maxim-belkin/brew,palxex/brew,muellermartin/dist,vitorgalvao/brew