title: An error occurred while installing therubyracer (0.10.1)
body: <p>Hi i got this error while bundle install...</p>
  
  <pre><code>Installing therubyracer (0.10.1) with native extensions 
  Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
  
          /home/rajendran/.rvm/rubies/ruby-1.9.3-p374/bin/ruby extconf.rb 
  *** extconf.rb failed ***
  Could not create Makefile due to some reason, probably lack of
  necessary libraries and/or headers.  Check the mkmf.log file for more
  details.  You may need configuration options.
  
  Provided configuration options:
      --with-opt-dir
      --with-opt-include
      --without-opt-include=${opt-dir}/include
      --with-opt-lib
      --without-opt-lib=${opt-dir}/lib
      --with-make-prog
      --without-make-prog
      --srcdir=.
      --curdir
      --ruby=/home/rajendran/.rvm/rubies/ruby-1.9.3-p374/bin/ruby
  extconf.rb:15:in `&lt;main&gt;': undefined method `include_path' for Libv8:Module (NoMethodError)
  
  
  Gem files will remain installed in /home/rajendran/.rvm/gems/ruby-1.9.3-p374/gems/therubyracer-0.10.1 for inspection.
  Results logged to /home/rajendran/.rvm/gems/ruby-1.9.3-p374/gems/therubyracer-0.10.1/ext/v8/gem_make.out
  An error occurred while installing therubyracer (0.10.1), and Bundler cannot continue.
  Make sure that `gem install therubyracer -v '0.10.1'` succeeds before bundling.
  </code></pre>
  
  <p>how can i resolve this..?<br>
  Note: OS - Ubuntu 12.10</p>