Update release notes
Javadoc updates
1.6
Announce 1.6

* New `JsonNodeReader` class: full input read, failing on trailing content
  (example: `[]]`).
* `JsonPointer` now supports Jackson {de,}serialization.
* Methods from `JsonLoader` fail on trailing input
* Update to gradle 1.11, wrapper.

Francis Galiegue (35):
      Announce 1.5
      README.md: really announce 1.5. Doh.
      New JsonReader class
      Rename JsonReader to JsonNodeReader, rename method
      JsonNodeReader: add constructors
      Make JsonLoader use a JsonNodeReader; update javadoc accordingly
      Javadoc for JsonNodeReader
      JsonNodeReader: javadoc update
      Start and fill release notes for 1.6
      TreePointer: support JSON serialization
      Modify release notes
      Fix conflicts with Android's APK build
      JsonNodeResolver: add tests for invalid array indices
      Minor javadoc update
      JsonNodeReader: no-arg constructor performs a full read by default
      Major README updates
      More readme updates
      Update release notes
      Minor javadoc update
      Update to gradle 1.11; download full version in wrapper
      More licensing stuff
      Deactivate spring's propdeps plugin for now
      Remove pom.xml
      Update msg-simple dependency
      Remove tests for JsonNodeReader
      build.gradle: remove fatjar plugin, deactivate propdeps plugin
      Re-introduce HTML test output
      Fix javadoc links to work with Java 8's javadoc tool
      Copyright updates
      Completely new JsonNodeReader code
      Small javadoc update
      Update README
      Update release notes
      Javadoc updates
      1.6