#44 - Add Events for AOS and LOS

* Added Event subclasses Aos and Los
* Tracking component is issuing Aos and Los events now instead of Event
#45 - Update Maven Dependencies

* Removed unused properties from main pom.xml
* Renamed version properties from <x.version> to <version.x>
#45 - Update Maven Dependencies

* Moved all dependency versions to main pom.xml