Campaign Manager is completely compatible with 64bit operating systems. Simply open a campaign file and then right-click a scenario from the list below. The option to 'Save to file' should be listed, after which the process is rather straightforward.
(Now that I have your attention,
I would like to once again remind you of your promise to create discussion thread for your mod. The file at the Blacksmith has countless comments and is severely impairing my already limited time to handle the Blacksmith duties.)