Label list macro does not show labels with character +,-,$,_,= and `

Issue Summary

Label list macro does not show labels with character +,-,$,_,= and `

Steps to Reproduce

1. Create a label with any of the characters above
2. edit/create a page and ad the labellist macro to it.
3. publish the page

Expected Results

Labels with these special characters are shown

Actual Results

Labels are not shown

Workaround

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