Update grunt-jscs to v2.5.x.
Update grunt-jscs to v2.5.x.

kangax/html-lint,DChristiany/html-minifier,kangax/html-lint,DChristiany/html-minifier,kangax/html-minifier,AshKyd/html-minifier,AshKyd/html-minifier,kangax/html-minifier