Add dissector for CP "Cooper" 2179 Protocol

All credit for development should go Qiaoyin Yang

CP2179 protocol is a serial based protocol. The 2179 protocol is implemented with minor variations between vendors.
The RTAC implemented the 2179 client supporting a limited function codes and command codes. The RTAC doesn't support
multiple function codes in a single request and the dissector also doesn't support decoding these or corresponding responses.


Bug:10285
Change-Id: I217bf4185c52b0b183f69b3b5aa84613340d3944
Reviewed-on: https://code.wireshark.org/review/3089
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>