Enhancements

[carlhiggs]

This update

• updates the software environment, including the BikeDNA software that indirectly could help to address issue Should be able to construct pedestrian network from file without using Overpass #158. Functions for this can be included in a future update. Updated software also required some code changes, including Updated nicegui methods for js libraries requires updates #350
• moves towards addressing Abstract methods for creating a raster-based indicator #342, and in turn Abstract methods for creating catchment indicators #346 (import of the population grid now uses a generic method that could be re-used potentially for other raster imagery based indicators)
• Add help function for dropping a table #347
• Pop up dialog when policy pdf generated to advise location of saved file #348
• Potential for division by zero error summarising destinations for very low population study region #349
• Comparison fails if columns are not shared #333 and Comparison fails if dataframe columns (ie indicators) don't all match, even if some do #351