Added cmake_minimum_required for compatibility with CMake 2.6
From artemis Mon Feb 25 16:30:10 2008From: Dmitriy Morozov <morozov@cs.duke.edu>Date: Mon, 25 Feb 2008 11:29:27 -0500State: newSubject: Efficient EventQueueMessage-Id: <ebda8db3f9908e33-0-artemis@metatron>Change EventQueue to an efficient implementation, e.g., using a Fibonacci heap.