[SP] ROFF big endian fixes
[SP] ICARUS big endian fixes
[SP] Fixed R_LoadLightGridArray on big endian platforms
[MP] Remove unused functions from renderer.
[SP] big endian fix for non-streamed MP3 sounds
[SP] Remove unused functions from renderer.
[MP] Remove unused Com_ParseTextFile function(s).
[SP] Remove unused Com_ParseTextFile function(s).
Merge pull request #536 from BSzili/master

[SP] ICARUS/ROFF/lightgrid big endian fixes
[JK2SP] Merged the big endian ROFF/ICARUS fixes from SP
[SP] added a missing cast in G_ActivateBehavior
[JK2SP] added a missing cast in G_ActivateBehavior
[MP] added a missing cast in G_ActivateBehavior
[SP] Fixed lip-synching on big endian
[MP] Remove teamtask cvar from cl_main
[SP] Fix up content and surface flags to be unsigned.
[MP] Multi master support now is in the UI.

Use the same sv_* cvars which are already preconfigured to raven and jkhub respectively.

"Internet 1" will be sv_master1 etc.
[MP] Fix mismatched sounds for an unknown female model loaded.
Discovered/fixed by @entdark.
[SP] Some warning fixes and cleanup.
Also fixes bug where imperial probe didn't have correct varying attack delays with different difficulties. (JA and JO)
[SP] Some cvar default fixes and remove additional commands on client shutdown.