NEW DMFLAGS
------------
* 65536 = DF_MAP_RANDOM
This tells Q2 to randomly select a map from the DH
map list instead of cycling.

* 131072 = DF_FAST_SWITCH
When a player changes weapons, this tells Q2 to
switch weapons instantly by skipping the weapons'
dropping and activation animations.

* 262144 = DF_RESPAWN_PROTECTION
Players are invulnerable for three seconds after
respawning.

* 524288 = DF_WEAK_POWER_ARMOR
This tells Q2 to replace all power shield items
on the level with power screen items.
