Release 0.2.2

- Add conversion from Box<[u8]> to byte[]
- Be able to do a jni call from a rust thread on Android
- Update some dependencies

Merge pull request #23 from giovanniberti/update-v0.2.1

feat(release): release v0.2.1

feat(*): v0.2 release

This release adds automatic field mapping on conversion traits autoderive
and throwing Java exception from Rust code via \`::robusta_jni::jni::errors::Result` type.

Release 0.1

library version v0.0.3

release v0.0.2