message: Update README.md
  Just added a bit more clarity, because it's easy to miss that memory setting as written if you are unfamiliar with Docker and just assume that because you have a lot of memory your fine.
diff: @@ -10,6 +10,7 @@ Simple and fast setup of EOS.IO on Docker is also available.
  ## Docker Requirement
  - At least 8GB RAM (Docker -> Preferences -> Advanced -> Memory -> 8GB or above)
  +- If the build below fails, make sure you've adjusted Docker Memory settings and try again.
  ## Build eos image
  