Jekyll 3.2.1, Ruby 2.2.3 install on Ubuntu 14.04

jekyll-install.txt

  cd
  git clone git://github.com/sstephenson/rbenv.git ~/.rbenv
  echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
  echo 'eval "$(rbenv init -)"' >> ~/.bashrc
  git clone git://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
  echo 'export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bashrc
  source ~/.bashrc 
  rbenv install -v 2.2.3
  rbenv global 2.2.3
  ruby -v
  echo "gem: --no-document" > ~/.gemrc
  gem install bundler
  gem install jekyll
  ruby -v
  gem -v
  jekyll new my-awesome-site
  jekyll -v
  bundle install
  bundle exec jekyll serve