2009-08-11 sponge

* Code Janitor time! Many fixes and documenting fixes that should be
      done in the future. for the most part, this is a general code cleanup.
    * On smaller/embedded systems, the "final" keyword cleanups will have
      more of an impact than on larger systems.
    * Document missing hashCode() methods.
    * Unhide more variables to make code easier to read.

core/java/src/gnu/crypto/hash/BaseHashStandalone.java

@@ -164,6 +164,7 @@ public abstract class BaseHashStandalone implements IMessageDigestStandalone {
 
    // methods to be implemented by concrete subclasses ------------------------
 
+    @Override
    public abstract Object clone();
 
    public abstract boolean selfTest();