Install Rubinius on Ubuntu 14.04
sudo apt-get install ruby-dev
sudo apt-get install -y bison zlib1g-dev libssl-dev libreadline-dev libncurses5-dev
sudo apt-get install clang-3.5 libclang-3.5-dev
sudo apt-get install llvm llvm-dev llvm-gcc
rbenv install rbx-2.5.2