1.9
Announce 1.9

Francis Galiegue (19):
      Announce 1.8
      Diff: Add unchanged path detection
      New DiffOperation class
      DiffOperation: no need for the new pointer on .replace()
      DiffOperation: add ability to generate JsonPatchOperations
      JsonPatch: make constructor public
      New class DiffProcessor
      Add AssertJ dependency
      JsonDiff: add .asJson(), .asJsonPatch() methods
      Tests for JsonDiff
      JsonDiff: javadoc, remove main(), some argument renaming
      DiffProcessor: factorize additions into copies where possible
      DiffProcessor: make final
      DiffProcessor: detect removed values which are added again
      DiffOperation: arguments rename, add comments
      JsonDiff: more Javadoc; enforce non null arguments
      Get rid of the old diff implementation
      Update README
      1.9