Clean up inreplace regexps
Clean up inreplace regexps

 - use literal syntax
 - escape interpolated variables
 - remove intermediate variables
 - remove unnecessary capture

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