WISEBigDataDESYCluster` is now tested by emulating the cluster work. Also disk access is locked when loading/writing so only one thread at a time can do ot.
What's Changed
* Test `WISEBigDataDESYCLuster` by JannisNe in https://github.com/JannisNe/timewise/pull/74
* Lock writing to disk by JannisNe in https://github.com/JannisNe/timewise/pull/75
**Full Changelog**: https://github.com/JannisNe/timewise/compare/v0.3.0rc2...v0.3.0rc3