[ruby on rails] sunspot_rails gem install 할때 libxslt is missing 나면...

우분투에서는 

sudo apt-get install libxslt-dev libxml2-dev 

깔아주면 된다.

  http://www.wetware.co.nz/2010/06/rubygem-nokogiri-failed-to-install-libxslt-is-missing-error-installing-nokogiri/