fix(types): update / fix types declaration file

[geopic]

Resolves #14, #21. Let me know if there are any issues.

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• [x] Bugfix
• [ ] Feature
• [ ] Refactor

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[antonreshetov]

@geopic there are conflicts here, please fix them if you want the PR to be accepted.

[geopic]

I'll get down to it soon @antonreshetov :ok_hand:

[geopic]

Sorted @antonreshetov

[antonreshetov]

@geopic Please read the README, version 3 has changes that are not represented in your code.

[dwelch2344]

@geopic The src folders are deleted before bundling, so won't this fail for anyone who npm installs?

[martn001]

@geopic could this pr still be fixed and merged? And could it be used for Vue3?