[Added] the ability for a static spawn to have a randomized respawn
timer
[Changed] some static spawns to have a randomized respawn timer

Change-Id: I9100af8ad105067bcfb7c5b54ef70991592d5502
Merge "[Added] the ability for a static spawn to have a randomized respawn timer [Changed] some static spawns to have a randomized respawn timer" into unstable