H2A Blockhaus

Changelog:
Made Smoother Routes into to the towers via the rooftop

Changelog:
Teleporter Spawning System Fixed
Easier ways to cleanly get into top towers
Outlast Last Stand gametype is default
Cover added to outside so zombies don't get picked off as easily

Change log:
*Clear Indicators added to objects able to be picked up and locations where they can be placed
*Weapons locations on map changed
*Weapons on map changed
*Various Structure changes
*Infected Spawning system completely changed to increase speed of gameplay
*Last stand is now the preferred game type for Blockhaus