- beginning of changes to include a belief-state object
 - refactoring for changes
 - fixed edge arrowheads
 - major fixes to path states
 - added tests
 - updated the readme
 - created more tests
 - adjustments and fixes (still some important open issues)
 - fixed a path state conversion issue
 - parameter learning fixes (appears to work for off-road states, still an issue with on-road test)
 - split likelihood with orthogonal projections (now weighs distances better on roads)
 - major refactoring and addition of initial gwt webapp
 - removed graph object
 - another major refactoring in the api (still fixing errors)
 - fixed to refactoring and old webapp setup
 - small fixes, added an example otp graph build settings file
 - path state fixes, pulled out otp/cebu specific logic from SimpleInferredPath
 - more bug fixes from refactoring, added a trace runner to the api project
 - improvements to the trace runner
 - found and removed a big bug
 - fixed more bugs/tests, moved static methods in AbstractRoadTrackingFilter to PathUtils
 - fixed & added more tests, changed to testng
 - big simulation bugfix, added simulation unit test (more to come)