v2.1.2

Release/2.1.2 (#69)

* Fix/demux tx only (#66)

* allow alt file paths for table loading
* ensure correct tx-table path for resegment in demux
* adapt resegment for tx-only runs

* Feat/validate (#67)

* create detailed validation method
* update dev version

* new version 2.1.0.dev1 → 2.1.0

* fix: migration tripping over file updates despite fail

* new version 2.1.0 → 2.1.1

* Fix/auto revert migrate (#68)

* migration now auto reverts
* more informative error reporting

* set stable version