modified:   library/boids/boids.rb
	modified:   samples/contributed/flight_patterns.rb
	modified:   samples/processing_app/topics/simulate/library/flock/flock.rb
	modified:   samples/processing_app/topics/simulate/multiple_particle_systems.rb
	modified:   samples/processing_app/topics/simulate/simple_particle_system.rb
	modified:   samples/processing_app/topics/simulate/smoke_particle_system.rb

Favour extend Enumerable over subclassing Array