Extension update: Poki

[erikdubbelboer]

Changes

Fix bugs, added extra error handling, and added these new methods:

shareableURL
getURLParam
openExternalLink
movePill
measure

Checklist

Make sure you have done all of this before submitting!

• I've followed all of the best practices.*
• I confirm that this extension can be integrated to this GitHub repository, distributed and MIT licensed.*
• I am aware that the extension may be updated by anyone, and do not need my explicit consent to do so.*

[4ian]

Thank you!