v1.2.3
- Add OttoHoleFehlertext (works only with Otto >= 41.4), remove DownloadError() and change Error()
- Changed calling convention to Cdecl to support Otto on 32-Bit Windows systems
- Tested and runnable with Otto 41.5 and eSigner 62.0.0.5
- Adjustments in README
Full Changelog: v1.2.2...v1.2.3