Polymer>4.14 incompatible with EnPT
As reported by Dagmar Müller, the Polymer AC fails with the following error when polymer>4.14 is installed:
The atmospheric correction mode was set to 'water' but Polymer cannot be imported (Error was: cannot import name 'Level2' from 'polymer.main' (/home/dagmar/EnPT/polymer-v4.15/polymer/main.py))