Oarepo-requests

What's Changed
* Krist/be 472 on applicable requests add to serialization by SilvyPuzzlewell in https://github.com/oarepo/oarepo-requests/pull/66
* Miroslavsimek/be 468 add stateful name and stateful description on request type by mesemus in https://github.com/oarepo/oarepo-requests/pull/64
* Krist/be 473 on request form config add by SilvyPuzzlewell in https://github.com/oarepo/oarepo-requests/pull/67
* Krist/be 475 delete draft by SilvyPuzzlewell in https://github.com/oarepo/oarepo-requests/pull/68
* Krist/be 474 filters on apirequests by SilvyPuzzlewell in https://github.com/oarepo/oarepo-requests/pull/69


**Full Changelog**: https://github.com/oarepo/oarepo-requests/compare/2.1.5...2.2.0

**Full Changelog**: https://github.com/oarepo/oarepo-requests/compare/2.1.4...2.1.5

What's Changed
* Fixing event type registration by mesemus in https://github.com/oarepo/oarepo-requests/pull/60


**Full Changelog**: https://github.com/oarepo/oarepo-requests/compare/2.1.2...2.1.3

What's Changed
* Adding default by mesemus in https://github.com/oarepo/oarepo-requests/pull/59


**Full Changelog**: https://github.com/oarepo/oarepo-requests/compare/2.1.1...2.1.2

What's Changed
* Making workflows optional again by mesemus in https://github.com/oarepo/oarepo-requests/pull/58


**Full Changelog**: https://github.com/oarepo/oarepo-requests/compare/2.1.0...2.1.1