V3.0.0

Closes #9 #10 #11

• Bug fixes.
• Updates for SSE.
• node-fetch dependency removed.
• Added tests.

Thanks: @anonghuser @Kaassouffleetje @baciucristian

v2.2.0

With event listeners, incoming mails can now be received instantly. (thanks to @shivam1608)

2.1.0

• Documentation updated (added loginWithToken function).
• Used GitHub Actions to publish to automated NPM.

2.0

• Rollup is started to be used.
• Used TypeScript for better autocomplete.
• Added a check for some types of errors that could not be caught (like re-create account with a username used).

1.0

Update README.md