class Async::HTTP::Pool

def release(resource)

Make the resource available and let waiting tasks know that there is something available. 
def release(resource)
	if resource.reusable?
		Async.logger.debug(self) {"Reusing resource #{resource}"}
		
		@available[resource] -= 1
		
		if task = @waiting.pop
			task.resume
		end
	else
		Async.logger.debug(self) {"Closing resource: #{resource}"}
		resource.close
	end
end