6 This is a rule engine inspired by the "BDRuleEngine" available from
7 bDistributed.com (www.bdistributed.com).
8 We have choosen different class names, so that NGExtensions can be used
9 together with the BDRuleEngine framework.
11 It's a nice application of EOControl qualifiers and key-value coding to
12 implement a simple rule evaluation system. It consists of just five small
23 You should normally use one of the predefined priorities:
24 - important (override)
31 If you need fine-grained control, you can use priority numbers which should
32 be between 50 (low) and 150 (high).