Upgrade from v4 to v5 of notify crate

Signed-off-by: Jason Heath <jason.heath@progress.com>

rustfm changes

Signed-off-by: Jason Heath <jason.heath@progress.com>

addressed clippy warnings

Signed-off-by: Jason Heath <jason.heath@progress.com>

cleaned up a comment that rustfmt mangled

Signed-off-by: Jason Heath <jason.heath@progress.com>

added a derive debug attr

capturing file_watcher pretty much as is as a point in time capture.  Much work to still be done.

point in time capture.  compiles and runs but likely lots of work ahead

removed my kvetching about indented string

comment clean up and got rid of the unwrap via ? usage

renamed things back per Matt's guidance