Feature new/removed internal commands
Feature new/removed internal commands

Removed updated external commands, like seriously, who cares? We could add it back as if --verbose is set I guess but in all honesty, if nobody complains then nobody cared.

# We removed many redundant comments
Removed many redundant comments.

Fixes Homebrew/homebrew#7191; though it could be fixed better.
Homebrew/brew,toonetown/homebrew,alyssais/brew,gregory-nisbet/brew,sjackman/homebrew,bfontaine/brew,staticfloat/brew,AnastasiaSulyagina/brew,ilovezfs/brew,EricFromCanada/brew,mahori/brew,aw1621107/brew,staticfloat/brew,EricFromCanada/brew,amar-laksh/brew_sudo,zmwangx/brew,gregory-nisbet/brew,reitermarkus/brew,MikeMcQuaid/brew,vitorgalvao/brew,rwhogg/brew,vitorgalvao/brew,muellermartin/dist,vitorgalvao/brew,DomT4/brew,AnastasiaSulyagina/brew,jmsundar/brew,mahori/brew,maxim-belkin/brew,hanxue/linuxbrew,mistydemeo/homebrew,Linuxbrew/brew,Linuxbrew/brew,sjackman/homebrew,mahori/brew,jmsundar/brew,tonyg/homebrew,reelsense/brew,bfontaine/brew,JCount/brew,gordonmcshane/homebrew,reitermarkus/brew,Homebrew/brew,MikeMcQuaid/brew,alyssais/brew,Linuxbrew/brew,konqui/brew,nandub/brew,claui/brew,JCount/brew,DomT4/brew,ilovezfs/brew,DomT4/brew,hanxue/linuxbrew,tonyg/homebrew,ilovezfs/brew,Homebrew/brew,rwhogg/brew,konqui/brew,maxim-belkin/brew,EricFromCanada/brew,jmsundar/brew,maxim-belkin/brew,mistydemeo/homebrew,amar-laksh/brew_sudo,amar-laksh/brew_sudo,muellermartin/dist,nandub/brew,toonetown/homebrew,reelsense/brew,hanxue/linuxbrew,konqui/brew,nandub/brew,vitorgalvao/brew,palxex/brew,gordonmcshane/homebrew,mgrimes/brew,pseudocody/brew,sjackman/homebrew,AnastasiaSulyagina/brew,mistydemeo/homebrew,reelsense/brew,MikeMcQuaid/brew,DomT4/brew,sjackman/homebrew,Homebrew/brew,rwhogg/brew,palxex/brew,JCount/brew,konqui/brew,palxex/brew,MikeMcQuaid/brew,aw1621107/brew,alyssais/brew,JCount/brew,claui/brew,zmwangx/brew,nandub/brew,EricFromCanada/brew,pseudocody/brew,claui/brew,Linuxbrew/brew,gordonmcshane/homebrew,gregory-nisbet/brew,toonetown/homebrew,reitermarkus/brew,tonyg/homebrew,muellermartin/dist,staticfloat/brew,aw1621107/brew,zmwangx/brew,mahori/brew,pseudocody/brew,claui/brew,bfontaine/brew,reitermarkus/brew,mgrimes/brew,mgrimes/brew