* docs: updated code of conduct to the lates version of the contributors covenant
* docs: fixed markdown issues in changelog
* docs: updated contributors guide
* docs: fixed linting errors in docs
removed superfluous 'the'
original line "...the polyfill has been removed, and you will need to supply the it yourself if your environment needs it."
new line "...the polyfill has been removed, and you will need to supply it yourself if your environment needs it."
Nothin else has been changed.
Jay