update ythe Bsp parser to the creators newest verson?

[naruhaxor]

i noticed the bsp parser your using is sorta outdated and found the same person whom created that bsp parser has upgraded theiur code significantly and i would love to help to intergrate the newest version but im unaware of how to do that

[Lettuce144]

Bump, please update this plugin. I tried compiling from source and I got multiple errors(dev branch), also in HL2Editor.cpp there is an missing header file!