This prevents the script manager and sync manager from watching/loading
their files unless they're explicitely started using
Common::SetInteractiveMode()
This will avoid having the whole thing loaded twice when running the
builder.
If an inconsistent override (i.e. an override that has segments of
different lengths or durations) is selected, it will be modified in
order to make it consistent. Also, if some (but not all) of the inputs
are missing segments or points, they will be added.