add ability to pass along custom frameworks

Example in your project Rakefile:
  app.vendor_project('frameworks/DesignableKit', :static, { ib: true })

passing `ib: true` in the opts for vendor_project will include the dirs h/m
files in a custom framework for you.
remove debug puts that got through
Single line extra_frameworks
Merge pull request #72 from malkomalko/master

Create additional frameworks