Implemented unique muzzleflashes for ionripper guard and plasma guard in missionpack DLL.
Implemented extended w/ short index monster muzzleflashes using short enumerator in missionpack DLL.
Removed unused muzzleflash MZ2_SUPERTANK_GRENADE_x in q_shared.h for both default Lazarus DLL and missionpack DLL.
Added check for filename length before swapping extension to .ent in qcommon/cmodel.c->CMod_LoadEntityString().
Added check for filename length before swapping extension to .pcx in renderer/r_image.c->R_LoadPic().
Added check for filename length before swapping extension to .md3 in renderer/r_model.c->R_RegisterModel().