ship: provide colliders and handlers for ships
ship: provide colliders and handlers for ships

Now this looks quite good! Tagging some entities with decorators
works well with polimorhysm. Just call other.destoy()!
Chains of decorators to eliminate functions!

Signed-off-by: Pavel Kulyov <661f9993ccc93424ad20871d2ea98bc2860e5968@gmail.com>

pankshok/xoinvader,pkulev/xoinvader