anchor.diff:  null pointer exceptions.
   // https://github.com/elastic/x-pack-elasticsearch/pull/2610[#2610]
   
  -////
   Watcher::
  -* "password" misspelled in action webhook docs [ISSUE]
  -// https://github.com/elastic/x-pack-elasticsearch/pull/3094[#3094]
  -* Watcher: Create templates on nodes newer than the master
  +* Fixed handling of watcher templates. Missing watcher templates can be added by
  +any node if that node has a higher version than the master node.
   // https://github.com/elastic/x-pack-elasticsearch/pull/2950[#2950] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2944[#2944])
  -* Watcher: Properly url encode room names
  -// https://github.com/elastic/x-pack-elasticsearch/pull/2896[#2896] (issues: https://github.com/elastic/x-pack-elasticsearch/issues/2371[#2371], https://github.com/elastic/x-pack-elasticsearch/issues/2429[#2429])
  -* Watcher: Only load active watches on load
  -// https://github.com/elastic/x-pack-elasticsearch/pull/2408[#2408]
  -* Watcher: Ensure emit_stacktraces parameter works
  -// https://github.com/elastic/x-pack-elasticsearch/pull/2399[#2399] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2396[#2396])
  -* Watcher: Fix restart logic watcher after upgrade
  -// https://github.com/elastic/x-pack-elasticsearch/pull/2336[#2336] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2331[#2331])
  -* Watcher: Do not update active state during execution
  -// https://github.com/elastic/x-pack-elasticsearch/pull/2204[#2204]
  -* Watcher: Ignore if template is missing when upgrade is running
  -// https://github.com/elastic/x-pack-elasticsearch/pull/2199[#2199]
  -* Watcher: Load for watch for execution as late as possible
  -// https://github.com/elastic/x-pack-elasticsearch/pull/2151[#2151] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/395[#395])
  -////
  
positive.code: * Added automatic detection of support for AES 256 bit TLS ciphers and enabled
  their use when the JVM supports them.
  // https://github.com/elastic/x-pack-elasticsearch/pull/2137[#2137]
  ////
  Watcher::
  * Watcher: Return useful error message when no accounts are found
  // https://github.com/elastic/x-pack-elasticsearch/pull/2897[#2897] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2666[#2666])
  * Watcher: Add thread pool rejection to execution state
  // https://github.com/elastic/x-pack-elasticsearch/pull/2805[#2805]
  * Watcher: Ensure all templates exist before starting watcher
  // https://github.com/elastic/x-pack-elasticsearch/pull/2765[#2765] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2761[#2761])
  * Watcher: Add execution state to watch status
  // https://github.com/elastic/x-pack-elasticsearch/pull/2699[#2699] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2385[#2385])
  * Watcher: Allow JIRA path to be custom chosen
  // https://github.com/elastic/x-pack-elasticsearch/pull/2682[#2682]
  * Watcher: Stop swallowing exceptions, always return them instead of message
  // https://github.com/elastic/x-pack-elasticsearch/pull/1933[#1933] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/1816[#1816])
  ////
  
  [[xes-bug-6.1.0]]
  [float]
  
negative.code: {xpack-ref}/security-privileges.html#privileges-list-cluster[Cluster Privileges]
  and {xpack-ref}/built-in-roles.html[Built-in Roles].
  // https://github.com/elastic/x-pack-elasticsearch/pull/3009[#3009] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2937[#2937])
  * Newly created or updated watches execute with the privileges of the user that
  last modified the watch.
  //https://github.com/elastic/x-pack-elasticsearch/pull/2808[#2808] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2201[#2201])
  * Added log messages when a PEM key is found when a PEM certificate was
  expected (or vice versa) in the `xpack.ssl.key` or `xpack.ssl.certificate` settings.
  // https://github.com/elastic/x-pack-elasticsearch/pull/2670[#2670] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2657[#2657])
  