Install Ruby with ZSH

ruby-zsh-install.sh

cd
git clone git://github.com/sstephenson/rbenv.git .rbenv
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.zshrc
echo 'eval "$(rbenv init -)"' >> ~/.zshrc
git clone git://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
echo 'export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.zshrc
source ~/.zshrc
sudo apt-get install -y libssl-dev libreadline-dev zlib1g-dev
rbenv install -v 2.3.1
rbenv global 2.3.1
ruby -v
echo "gem: --no-document" > ~/.gemrc
gem install bundler
rbenv rehash