packet_data_generator: move of_protocol upstream back to the origin

stop maintaining a private repo as all of our pullup requests
have been merged into the origin.

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
packet_data_generator: be specific about versions of dependencies

to make it easier to find out which versions of libraries are used to
generate our packet_data.

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
packet_data_generator: follow the recent fixes in of_protocol upstream

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
packet_data: regen

the output has been changed by the following commit.  it isn't significant
for us because we never look at the inside of datapath id.

https://github.com/FlowForwarding/of_protocol/commit/2bc284119af26ba70c7b9148669da013926b8e71
Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
test_parser: update expected json results

the output has been changed by the following commit.  it isn't significant
for us because we never look at the inside of datapath id.

https://github.com/FlowForwarding/of_protocol/commit/2bc284119af26ba70c7b9148669da013926b8e71
Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>