GMPLS update 84: optimizing GMPLS Tunnel configuration entries

Updated the #GMPLS #Tunnel configuration #entries in GMPLS module. The GMPLS Tunnel configuration entries has been #optimized to use shorter #variable #names and removed the #length variable for many #multi-size #parameters. This makes uses of short & easier variable names. The memory size of many multi-size variables have been made static and length support has been removed reducing the memory requirement.

#GMPLS update 84 ...
[commit e76006145eec1bff3c3ef0b3a9786f72817f236e] (https://github.com/nes-repo/NES-Open-Switch/commit/e76006145eec1bff3c3ef0b3a9786f72817f236e)