Fixed trailing ' in precache entry for weapon_chaingun.
Added sk_plasma_rifle_life_bounce and sk_plasma_rifle_life_spread cvars to
missionpack DLL to control time-to-remove of plasma rifle projectiles.
Added SAVEGAME_DLLNAME specific to Citadel builds of missionpack DLL.
Added support for building a version of missionpack DLL specific to Quake2Evolved v0.40b.
Merged 64-bit specfic descriptions and filenames into resource scripts via preprocessor definition for resource scripts.
Removed separate resource files for 64-bit builds.