adding ability to compare by the result of a given method on a property.  shown in MethodEqualExample.  Had trouble getting spock and testng in my dev environment.  will look further into this tomorrow to ensure not broken stuff and to get some coverage for this.
Signed-off-by: unknown <jonathan.lee@WKS-E32.hq.vistair.com>
removing unused imports. got test coverage.
renaming methods, annotations and properties following discussion on the pull request
Merge pull request #69 from j1ee/master

Added ability to compare a bean, map or collection by the result of a method call