Add a header stating that the script was generated, which version
generated it and where to send bug reports.
Signed-off-by: Enno Tensing <tenno@suij.in>
When a given control script is empty, because the current config is
missing a value for said script or is malformed, a script with only
the shebang was written. Change it, so that it now executes true.
Signed-off-by: Enno Tensing <tenno@suij.in>