title: jekyll installed but 'command not found'
body: <p>I installed <a href="http://jekyllrb.com/" rel="noreferrer">jekyll</a>, but surprisingly somehow osx doesn't recognise its installed.</p>
  
  <pre><code>$ sudo gem install jekyll
  Password:
  Successfully installed jekyll-1.2.1
  Parsing documentation for jekyll-1.2.1
  Done installing documentation for jekyll after 1 seconds
  1 gem installed
  
  $ jekyll
  -bash: jekyll: command not found
  
  gem environment ( - INSTALLATION DIRECTORY: /usr/local/Cellar/ruby/2.0.0-p247/lib/ruby/gems/2.0.0 )
  
  $ cd /usr/local/Cellar/ruby/2.0.0-p247/lib/ruby/gems/2.0.0/gems/
  </code></pre>
  
  <p><img src="https://i.stack.imgur.com/CMvTK.png" alt="enter image description here"></p>
  
  <pre><code>echo $PATH
  
  /usr/local/bin:/usr/local/sbin:~/bin:/usr/local/bin:/usr/local/sbin:~/bin:/Users/TheSpiritMolecule/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/Users/TheSpiritMolecule/.rvm/bin
  </code></pre>