Added .rf extension to acceptable extensions in the buildKnowledgeBase() function
Updated Junit version 4.10->4.11, Added Day-Trader example
Updated Trade.java to include a reference to Stock.java
Changed the order of example applications in pom.xml
added mortgage audit log for the mortgage example
Added equals() and hashCode() to Application and Customer classes
Merge pull request #13 from justincohler/master

Added .rf extension to acceptable extensions in the buildKnowledgeBase() and added trader example