-Fixed a minor problem with manhack navigation.

-Number of antlion waypoints on phase 2 reduced.

-Antlion spawn frequency doubled to try to prevent crashes.

-Added a lever to get all the weapons upgrades

-Added two manhack spawners, when a manhack gets killed another one will spawn some time later

-Improved manhack navigation

-Antlion troopers difficulty is more difficult now

-The lab won`t be safe anymore after the phase 2 of the combat begins

Created Antlion Arena 2.