fixing import button

Updating build and fixing import button to work with jupyterlab v4.x

updating folder order

Templates folder order now obeys the order that they are listed in the config file.

v0.4.3 - updating sort order

Added config option to allow for the templates to be ordered by name.

v0.4.2: Merge pull request #3 from adrian-bacon-fico/main

Fix the 0.4.2 build