- updated dependencies to 1.21.11
- changed isLeashed() to mightBeLeashed() to hopefully fix leads randomly breaking
- added translation for en_us
- changed dependecies in fabric.mod.json
- made PolymerLeashKnot entiy actually retain leash data upon reload
- made you not able to place leashknot on the same block as the polymerleashknot
- uses polymer entity instead of actual rabbits
- removed some of the old code I forgot to delete in 1.1.0


