Add ruby 2.0.0 to .travis.yml
Add ruby 2.0.0 to .travis.yml

terracatta/html-pipeline,kbrock/html-pipeline,gjtorikian/html-pipeline,kbrock/html-pipeline,github/html-pipeline,github/html-pipeline,moskvax/html-pipeline,gjtorikian/html-pipeline,terracatta/html-pipeline,jch/html-pipeline,charliesome/html-pipeline,jch/html-pipeline,moskvax/html-pipeline