QPID-5832: Perl bindings import the qpid_variant.i descriptor.
QPID-5838: Created the qpid::types::UUID perl class.
QPID-5838: Created the qpid::types::Variant Perl class.
QPID-5837: Ruby bindings import the qpid_variant.i descriptor.
QPID-5837: Added InvalidConversion exception to Ruby bindings
QPID-5837: Created the Qpid::Types::UUID class in Ruby.
QPID-5837: Created the Qpid::Types::Variant class in Ruby