Changes since 1.8.5: 16613ed
[GENERAL]
- dropped support for Firefox 57-59, (only 60+ supported now)
- moved xml files to the same location the corresponding option files are
- major code changes for internal dark/light themes over multiple settings
[about:newtab]
- removed 'bottom launcher visible' option (not supported by Fx60+)
[web content]
- (tweak) screenshots add-on > alternative save ui