Javadoc nit Throwable#getStackTraceElement

[Bernd Eckenfels]

There is an typo in the javadoc, 

 * @throws IndexOutOfBoundsException if <tt>index %lt; 0 ||
 *         index >= getStackTraceDepth() </tt>

Maybe using {@code index < 0 || index > getStackTraceDepth()} would be
better here?

Gruss
Bernd