Remove unused backup and metadata logic
Remove unused backup and metadata logic

claui/brew,ilovezfs/brew,mgrimes/brew,EricFromCanada/brew,reitermarkus/brew,reitermarkus/brew,vitorgalvao/brew,reelsense/brew,pseudocody/brew,EricFromCanada/brew,aw1621107/brew,alyssais/brew,reelsense/brew,reitermarkus/brew,ilovezfs/brew,DomT4/brew,aw1621107/brew,claui/brew,ilovezfs/brew,mahori/brew,JCount/brew,Linuxbrew/brew,maxim-belkin/brew,pseudocody/brew,Homebrew/brew,alyssais/brew,mahori/brew,vitorgalvao/brew,vitorgalvao/brew,DomT4/brew,Linuxbrew/brew,EricFromCanada/brew,sjackman/homebrew,reitermarkus/brew,hanxue/linuxbrew,Linuxbrew/brew,Homebrew/brew,nandub/brew,JCount/brew,MikeMcQuaid/brew,mahori/brew,maxim-belkin/brew,JCount/brew,mahori/brew,konqui/brew,maxim-belkin/brew,alyssais/brew,pseudocody/brew,aw1621107/brew,konqui/brew,MikeMcQuaid/brew,claui/brew,JCount/brew,Homebrew/brew,hanxue/linuxbrew,sjackman/homebrew,nandub/brew,DomT4/brew,DomT4/brew,EricFromCanada/brew,nandub/brew,Linuxbrew/brew,mgrimes/brew,konqui/brew,MikeMcQuaid/brew,sjackman/homebrew,claui/brew,Homebrew/brew,konqui/brew,reelsense/brew,sjackman/homebrew,vitorgalvao/brew,nandub/brew,MikeMcQuaid/brew,hanxue/linuxbrew,mgrimes/brew