Class style benchmarking.

Why?

  1. Class style indicates it benchmarks the code instead of closures.
  2. It works on Java 7.
  3. Easy to debug. You can invoke the code directly.
  4. Reflection is easy to use for Java users.
Provide executable jar.
docs.
Merge pull request #1 from tokuhirom/non-lambda

Class style benchmarking.