Fix geojsonio import
Fix geojsonio import

Initialise the 'geojsonio' variable as 'True' if the module was imported.
Update function call, 'to_geojsonio' is now display.

guyfawcus/ArchMap,guyfawcus/ArchMap,maelstrom59/ArchMap,guyfawcus/ArchMap,maelstrom59/ArchMap