0.2.0

Released 2022-01-22.

• Add vidyut.prakriya, vidyut.sandhi, vidyut.kosha, and vidyut.cheda.
• Add bindings for most of Vidyut’s core logic.
• Add more documentation.
• Move Parser to vidyut.cheda.Chedaka and tweak its API.
• Use Pada struct instead of a simple hashmap.