title: I am a newbie about bower. How can I set central repository and make every projects reference it?
body: <p>Like the title, I am a newbie about bower. I want to make central repository. Because I have to make many prototype projects using bower. Whenever I make the project and finish making the bower.json file, I have to download the dependency into my local repository located in the below directory of each projects. </p>
  
  <p>How can I set central repository and make every projects reference it?</p>