openlayers/ol3 — pull request #1290 by twpayne (2013-11-19 14:53:13+00:00)
Title: Use -server -XX:+TieredCompilation to double compilation speeds

As [described on the Closure Compiler email list](https://groups.google.com/d/msg/closure-compiler-discuss/u1fzHhK2ar8/V4i7LEOQmXcJ).