Fix usage output

Fix the usage output, when ran with '--help' flag.

Signed-off-by: Adam Jimerson <vendion@gmail.com>
Reorder the help output

Reorder the help output to be alphabetical.

Signed-off-by: Adam Jimerson <vendion@gmail.com>
If not running in debug mode don't spit any out

If trashctl is not running in debug mode, don't generate any debug
output.

Signed-off-by: Adam Jimerson <vendion@gmail.com>