* java/io/PushbackReader.java: Merged with Classpath.
	* java/util/Arrays.java: Updated from Classpath.

	* scripts/blocks.pl: New file.
	* java/lang/Character.java (Subset): New class.
	(UnicodeBlock): New class.

	* java/lang/Math.java (toDegrees, toRadians): New methods.

	* java/lang/Float.java: Implement Comparable.
	(compareTo): New methods.
	* java/lang/Double.java: Implement Comparable.
	(compareTo): New methods.

From-SVN: r37512