* feat(docs): add versioning implementation

* refactor(docs): remove rimraf, simplify package.json commands

* feat(docs): add docs.archive to gh-pages script

* refactor(docs): remove else, reduce nesting

* feat(docs): docs versioning works with demo.serve

* refactor(docs): deploy and serve from gh-pages, add version check

* refactor(docs): clone/pull via js

* chore(build): simplifed archieve script

* chore(build): more tests