Remove `__MACOSX` directory after unzipping.
Remove `__MACOSX` directory after unzipping.

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