Don't allow the upload overlay to close during uploads
Don't allow the upload overlay to close during uploads

Fixes #166

glacials/splits-io,glacials/splits-io,BatedUrGonnaDie/splits-io,BatedUrGonnaDie/splits-io,BatedUrGonnaDie/splits-io,BatedUrGonnaDie/splits-io,glacials/splits-io,glacials/splits-io