Fix some constants in java.lang.Character.
Cleanup java.lang.ThreadLocal.
Improve/implement {Integer/Long}.{reverseBytes,rotate{Left,Right}}.
Cleanup java.lang.Runtime.
Avoid the illusion that new Thread() links.
Implement Throwable.printStackTrace(PrintWriter).
Make java.lang.Void final.
Cleanup java.lang.ref.*.
Update java.lang.reflect.Arrays for Floats.
Merge pull request #1285 from sjrd/review-javalanglib

Complete review of the java.lang.* library