Quake 2 Vanilla Formats

[joshuaskelly]

Summary

Add support for the files that shipped with vanilla Quake 2.

Tasks

• Bsp Format
• Dm2 Format
• Md2 Format
• Pak Format
• Sp2 Format
• Wal Format
• Network Protocol

[joshuaskelly]

Currently in the research phase on this issue.

Quake 2 File Format Header
https://github.com/id-Software/Quake-2/blob/372afde46e7defc9dd2d719a1732b8ace1fa096e/qcommon/qfiles.h

Quake 2 Network Protocol Header
https://github.com/id-Software/Quake-2/blob/372afde46e7defc9dd2d719a1732b8ace1fa096e/qcommon/qcommon.h

[joshuaskelly]

Went ahead and merged current work into master. The protocol (and demo that depends on it) still need to be finished.