Provide an override of ObjectNode and ArrayNode

And make our CustomJsonNodeFactory return these overrides instead of the plain
ObjectNode and ArrayNode.

Update Javadoc as well.

See issue #30.

Signed-off-by: Francis Galiegue <fgaliegue@gmail.com>
1.4.3

Backport of the complete fix to ObjectNode/ArrayNode class loading problems.

Francis Galiegue (1):
      Provide an override of ObjectNode and ArrayNode

Signed-off-by: Francis Galiegue <fgaliegue@gmail.com>