Bug overview description.
Tags with more than one underscore cannot be removed from posts.
What part(s) of the site page(s) are affected?
Post, Tags
What is the expected behavior?
Tags with more than one underscore should be removed from posts if they are removed in the editor.
What actual behavior is given instead?
The tag with two underscores remains, and the one with only a single underscore is added.
Time of incident. (If applicable)
N/A
Can you reproduce the bug every time?
Yes
What steps did you take to replicated this bug?
A post with a double underscore tag is edited to remove the double underscore.
Errors or other messages returned. (If any)
None