Update for Craft 4 / Fix index columns

Fix compatibility issue with Gatsby Helper

Fixes #20

Bump

Fix tags not being listed on index
Fixes #18, via @stevecomrie

Fix JS error when trying to replace a tag

Fixes #13

Also:
- Improved some UI elements to better fit with Craft 3.4
- Added automatic slug generation when creating a tag

Disable usage column on MySQL installs

Closes #12

Add usage column / update icons

1.0.4 release

Release

Release date

Merge branch 'master' of https://github.com/ethercreative/tags

# Conflicts:
#	CHANGELOG.md