Item14152: Merge commit '8daa1729c1e44ad8d56d30b91359551640819e50' in…

…to Item14152

* commit '8daa1729c1e44ad8d56d30b91359551640819e50': (31 commits)
  Item13897: Finished CommentPlugin test suite.
  Item13897: Added 'headers' key to the documentation.
  Item13897: AccessControlException now sets text attribute.
  Item13897: Minor doc tweaks
  Item13897: Made all attribute initializers public methods.
  Item13897: More documentation.
  Item13897: Fixed doc handler not reading source as UTF8 encoded.
  Item13897: Fixed a bug in Foswiki::Net.
  Item13897: Fix merge error
  Item14204: Failed to return parse errors
  Item14204: Port JsonRpcContrib tests to 2.1
  Item13883: Update dependencies
  Item13897: Enable more JSON tests.
  Item13897: Added some to the doc.
  Item13897: Made JsonrpcTests working.
  Item13897: Validate the defaultweb parameter.
  Item13897: Fix more JSON Rpc tests and issues:
  Item13897: Don't output extra stack trace in DEBUG mode.
  Item13897: Mistypes fixed.
  Item13897: A little bit of formatting when exception is being stringified with "" operator.
  ...

CommentPlugin/test/unit/CommentPlugin/CommentPluginSuite.pm

@@ -2,7 +2,7 @@
 package CommentPluginSuite;
 use v5.14;
 
-use Moo;
+use Foswiki::Class;
 extends qw(Unit::TestSuite);
 
 sub include_tests { return 'CommentPluginTests' }