Removed redundant note from the readme.
Added EqualityComparator.
Added NaturalEquality.
Added ReferenceEquality.
Added factory method for equality comparators.
Added MultiListenerRef.
Added ExceptionHelper.rethrowIfNotNull
Exploiting ExceptionHelper.rethrowIfNotNull.
Added CmpProperties.
Added CmpToConstProperty.
Added package-info for "org.jtrim.property.bool".
Added convenience reference comparison to BoolProperties.
Added NotProperty.
Renamed CmpProperties to CmpProperty.
Refactored the robustness tests of CmpProperty to make them reusable.
Removed unused code from CmpPropertyTest.
Added tests to MultiDependencyProperty (including some minor refactoring).
Refactored CmpProperty to exploit the features of MultiDependencyProperty.
Added OrProperty.
Added AndProperty.