Bug 10896: Add a --verbose option to koha-translate

Bug 10896: Add a --verbose option to koha-translate

The -v and --verbose option switches add the --verbose switch to the
misc/translator/translate script call in the packages' 'koha-translate'
command.

The docs are updated accordingly.

Sponsored-by: Universidad Nacional de Cordoba
Signed-off-by: Magnus Enger <magnus@enger.priv.no>
Works as expected with and without -v. Man page looks good.

Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
(cherry picked from commit cfc3ce6772b908bb73a38a3bb778b8f25bb4ac9e)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>