Setup Colliders and Triggers for Drone and Player objects.
Working with handling player direct collision with Drone
Added ability for distance based speed change on Drone.  (Uses triggers to change movement vector)
Added OnTriggerStay() to CollisionManager.  Drones now orbit, but it needs refining.
Setup proper orbit for Drones, but it needs clamping on the y-axis.
Find a way to stop Drones from "clumping".
Use distance to stop clumping of Drones.
Find a better way than deviation to separate Drones.
Fixed blobbing to a point where Drones look more like a fleet.
Fixing Damage over Time attack on the Drones.
Fixed Player Destroy().  It is now checking the player status on Update() in the Player class.  The drones now damage the player OnStay every 2 seconds.  This may need to be altered later.
Added Ablility (base class) and Chain (derives Ability).
Planning implmentation for use in MachineGun which will pass the list of abilities it contains.
Added implementation for Abilities.  Setting up Chain ability.