Bug 14707: Update existing installations and correct wrong values

Bug 14707: Update existing installations and correct wrong values

See http://hea.koha-community.org/, the countries are filled is wrong
values.
If we decide to update the free text with a dropdown list, we need to
handle these wrong data.

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
(cherry picked from commit 66d669d0735f244cb30e9cfdf53f91c77953b30f)
Signed-off-by: Frédéric Demians <f.demians@tamil.fr>
(cherry picked from commit e09f10a882d15118bd22789462b2d66f4b1a4dfb)
Signed-off-by: Julian Maurice <julian.maurice@biblibre.com>