---- Fix serialization bug and add unit tests user: fmoatamr files: src/internet-stack/ipv6-extension2.cc src/internet-stack/ipv6-extension2.h src/node/ipv6-header2-test.cc src/node/ipv6-header2.cc url: http://code.nsnam.org/fmoatamr/ns-3-ipv6/rev/d9995dd22676