Interrupt v11.0.0-alpha.2

• Delete unused swipe. See #97.
• Remove Context class. Closes #144.
• Documentation and test for sprintf errors. See #95. See #97.
• Documentation on inheritance in swipe.t.js. See #97. See #133.
• Clean up README.md. See #97.
• Remove debugging message.
• An integer argument sets stack trace limit. See #97. See #143.
• Implement toString() and inspect.util. Closes #142.
• Inheritance and aliases.
• Import symbols using symbol. See #133.
• Move existing inheritance into swipe.t.js. See #133.
• Sorted out construction of aliases. See #140.
• Rename Merge.argument to combine. See #140. See #97.
• Move used verbiage to swipe.t.js. See #97.
• Tidy newline printing in readme.t.js. See #97.
• codes no longer reports templates. See #133. See #140.
• Tidy declaration of codes lookup. See #133. See #140.
• Options object can now go anywhere. See #117.
• Sketch of plain code inheritance. See #133. See #141.
• Non-enumerable properties in defaults. See #141.
• Non-enumerable properties in constructor. See #141.
• Corral class properties into Prototype. See #133. See #140.
• create unshifts onto vargs. See #133. See #140.
• Added thoughts about inheritance to docs. See #133. See #140.
• Inheriting templates from super class. See #140.
• Sketch of aliases. See #140.
• Implement sprintf-only properties. Closes #127.
• Document the appropriate use of error properties. See #97.
• Derive from derived super class, inherit codes. Closes #133.
• Moving some documentation around, diary entry. See #97.
• Talk default properties and codes before JSON. See #97.
• More documentation. See #97.
• Convert nested Errors to Interrupt format. See #102.
• Re-implementation of stack trace parser. See #102.
• Sort out enumerability. Closes #128.
• Thoughts on printing non-Error nested errors.
• code returns an object. Closes #139.
• Print not code if null, nor context if empty. Closes #137.
• Reorganization, deliminate some dead code. See #97.
• Additional documentation. See #97.
• Create static function to get the error message. See #97. Closes #136.
• Documentation and reorgainzation. See #97.
• Remove old interrupt.t.js unit test. See #97.
• Remove assert. See #131.
• Actually using the circular reference JSON. See #130.
• Interrupt.Error error codes for meta-errors. Closes #131.
• Will not derive from AggregateError. Closes #116.
• Implement a forgiving JSON serializer. Closes #130.
• Use Instances instead of MATERIAL.
• Created a context object for nested error context. Closes #135.
• Display code in stack trace.
• Add test temp directory to .gitignore.
• Implement default properties by code. Closes #134.
• Fix options merging. See #117.
• Sketch of code inerhitence. See #133.
• Sketch of audit, sprintf errors reported. See #114. Closes #122.
• One rename of properties was skipped. See #129.
• Reordered assistants in order of documentation. See #97.
• Rename context to properties. Closes #129.
• Currying appears to be finished. Closes #125.
• Use the finalized deferred constructor. See #125. See #113. See #112. See #111.
• Implement sync try/catch wapper. See #113.
• Decide on callback() function signature. See #112.
• Sketch of currying, implement voptions. See #125. See #111. Closes #126.
• Settle on an argument order for constructor. See #117. Seem to have removed ambiguities. The first argument to the constructor
• Documentation, discovered an ambiguity. See #97.
• Sketch auditing, deferred construct. Assert docs. See #97. See #114. See #117.
• Create Symbols for error codes. Closes #124.
• Fix sprintf format selection. See #117.
• Fix readme.t.js example error formats. See #97.
• Catch sprintf errors. See #117. See #122.
• Assert that Interrupt is protected. Closes #123.
• Rename causes to `errors. Closes #115.
• Further sketch of named parameters. See #117.
• Build with Node.js 15 on Travis CI. Closes #121.
• Remove dead code.
• Build with Node.js 15 on GitHub Actions. Closes #120.
• Build with Node.js 14 on GitHub Actions. Closes #119.
• Build with Node.js 14 at Travis CI. Closes #118.
• Start named parameters, no constructor assertions. See #117. Closes #110.
• Promise resolver, callback helper function.
• Poking at the readme.t.js. See #97.
• Change tagline. See #97.
• Add a TODO. See #110.
• Make readme.t.js a unit test. See #97.

Closes #145.