cloudevents v4.0.2

Bug Fixes

• defaults properly handled for emitterFor() (#399) (0f11b02)
• ensure loose validation for isEvent and toEvent (#394) (efe466a)
• examples/typescript-ex/package.json to reduce vulnerabilities (#395) (d359355)

Documentation

• fix 'npm run generate-docs' (#398) (447252e)

Miscellaneous

• add markdown linter (#403) (fea5ac2)
• externalize remark-lint config (#406) (192c6a3)
• remove @types/axios and add axios in dev (#408) (a0009f6)
• remove standard-version (#402) (edd3c7f)
• tweak PR template (#407) (26ceb90)
• update CI workflow to include Node.js 14.x (#404) (cc43f3b)
• update codacy badges (#409) (66f0b42)