v0.3.2

Full Changelog: 0.3.1...0.3.2

Update readme, update meta files.

v0.3.1

Full Changelog: 0.3...0.3.1

Update package.json to fully pass publish process.

v0.3.0

Full Changelog: https://github.com/MS-LIMA/PhotonSerializer/commits/0.3

Plugin prepared for OpenUPM