Fix Paging to Backs When Continuing Order

This minor release fixes an issue where the tool would fail to move to the cardback editing step when continuing to edit an existing order (with the --skipsetup command-line argument): #116

Please create a GitHub Issue if you continue to encounter this problem on this release.

Please refer to the instructions here for how to run the application on each platform.

Commits since previous release: v4.2.2...v4.2.3