Release of version 0.8.0

Merge pull request #15 from tscheypidi/master

extended metadata coverage in r2cff

Release of version 0.4.1

Release of CRAN version

Relase of citation version 0.3.1

removed license information from zenodo file in the hope that it fixe…

…s an undefined error during upload to zenodo

Relase of citation version 0.3.0

v0.3.0

Delete .zenodo.json