Track initial set of LawError subtypes, tests
Test all defined LawError subclasses, use loops in tests
Merge branch 'master' into error
Rename stackStart argument to constructor
Check for metaproperties in err, not result
Look for error context on err object, not result
Add standard errors to Law
Add ServiceDefinitionTypeError, replace misused FailedArgumentLookupError
Remove unused destructuring assignment of unused `Error` subtypes
Fix typo
Fix misnamed error subtype
Delete commented legacy code, use correct error subtype
Update README to include error subtype documentation
Export `LawError` at top level
Export entire 'errors' submodule
Fix syntax error in export
Merge branch 'master' into error

Conflicts:
	test/applyDependencies.coffee
Merge branch 'error'