se.
      </strong> We have a strong set of regression
        tests and has been used in a number of production and production-intent
        projects with good results. Expect per-cascade double-buffered
        stylesheets in the 1.2.x release.</p>

      <p><strong>2016-03-20: v0.7.1 &#8212; Rewrote the rule-map
        resolver.</strong> It now processes arbitrarily complex data
        structures. This allows mixin maps with any nesting of
        alternate-lists, concatenations, and symbol-lookups. T