Text input fleurs

[flibber-hk]

Summary of Changes

Animate the left/right fleurs on an input field. Closes #65

Checklist

• No change is too small for a release, so pick one:
  • [x ] There is another change actively WIP that will update the version (see Implement subpage generation #64 )

[flibber-hk]

I'm merging this now because the other PR has the version bump