Announce 1.3

* "Explode" code in the new diff implementation.
* Fix a bug in LCS calculation (introduced by me, not rwatler).

Francis Galiegue (16):
      Announce 1.2
      JsonDiff: move Diff{,Operation} to separate, package local classes
      Fix authorships
      JsonDiff: externalize DiffFactorizer as a package-private class
      DiffFactorizer: modify code, add comments
      DiffFactorizer: separate additions/removals into its own method
      JsonDiff: separate LCS to its own class
      LCS: add tests, and fix one bug
      LCS: add one more test
      LCS: some refactorization
      LCS: more factorization
      LCS: more factorization
      LCS: add javadoc
      JsonDiff: modify javadoc
      Fix some javadocs
      1.3
JsonDiff: some javadoc modifications and minor code updates