Movement penalty fixes

Fixes for calculating movement penalty in drawings.
Avoid displaying the default ruler label in some situations when using the custom label. Closes issue #212.
Fix for PF2e speed not displaying correctly. Closes issue #211.
Fix for user seeing the GM ruler when moving hidden tokens. Closes issue #207.

What's Changed

• Shadow Of The Demon Lord support by @sasquach45932 in #208

New Contributors

• @sasquach45932 made their first contribution in #208

Full Changelog: 0.10.11...0.10.12