Geomagpy

+ definitive data check has been corrected and updated (full analysis)
+ IAF export will not abort in case of meta data issues
+ IAF export will not modify the original data header for further use
+ ImagCDF import and export now supports F AND temperature columns of different lengths
+ Filtering of HF signals (> 50 Hz) working

+ corrected simple baseline adoption function (simplebaseline)
+ updated backend tests to select appropriate matplotlib backends

+ IMPORTANT: corrected baseline adoption function (bc)
correction of of hdz data previously used x component instead of h

- python3 fix for POS1 instrument - serial init
- fixed abort of file_upload when memory file is emtpy
- python3 fix for Env05 Environmental sensors

+ fixed rotation method in stream and absolute treatment to correctly use beta
+ fixed CheckAngle Button in DI input sheet