When creating a webhook, text fields has a 0 appended to the end.

Issue Summary

When creating a webhook, the text fields have an appended zero at the end. This does not affect functionality.

Steps to Reproduce

1. Install/upgrade to bitbucket 6.6.0, 6.6.1
2. Open repository settings and add a webhook.

Expected Results

Text fields appears as per normal with no zeros appended

Actual Results

Zeros are appended to the text fields:

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available