Completed one more task :)
Added a spec file for pyinstaller
Added a spec file for pyinstaller, and removed the old stuff
Removed build_env, no longer needed
Added GenerateRegistry to models with little test
Fixed a small bug in test
Added Looks for the adding registry.
Added a changes_only to generate statement
Added a Plugin interface for registryWriter
Linked registry variable in the settings dialog to its name
Added a placeholder for default registry plugin
Added the plumbing between Model and view
Completed the Registry plugin