Prerequisites Checker improvements have reverted

[emyoulation]

Does it make sense to have a 2nd tab in Prerequisites with the Constants?

They are useful for answering some troubleshooting questions. (Like finding thumbnail folder problems.)

Troubleshooting Gramps paths and environmental variables

Problems with the configuration of Gramps “constants” can be tedious to troubleshoot. Rather than pawing through the various screens where the constants can be configured and then painfully using a series of Gramps CLI commands to explore the constants, you can paste a small script into the built-in Python Eval gramplet. Copy the following script by clicking the [image] copy icon in the upper left corner of the code listing. Then paste it into the Python Eval’s “Evaluation” text box and click …