Bump to v0.3.1 v0.3.1 main

Update lexicons

Bump version to 0.3.0 v0.3.0

Remove TapHandle

Improve record slice handling to avoid needing self_cell

Improve link to process_record_event in readme v0.2.0

Use record types from the generated files

v0.2.0 - make things work well with jacquard schemas and validation

Add badges to readme

First version working v0.1.0