README.md: Remove the Ruby dependency for Linuxbrew (#437)
README.md: Remove the Ruby dependency for Linuxbrew (#437)


Linuxbrew/brew,hanxue/linuxbrew,Linuxbrew/brew,hanxue/linuxbrew,Linuxbrew/brew,Linuxbrew/brew,hanxue/linuxbrew,maxim-belkin/brew,maxim-belkin/brew,maxim-belkin/brew