Converting Satellite 6 databases to UTF-8 encoding

Issue

• Satellite 6 Postgresql databases (candlepin, foreman, gutterball) are not UTF-8 encoded:

# su - postgres
$ psql  -l
                                       List of databases
    Name    |  Owner   | Encoding |     Collate     |      Ctype      |    Access privileges
------------+----------+----------+-----------------+-----------------+-------------------------
 candlepin  | postgres | LATIN1   | en_GB.ISO8859-1 | en_GB.ISO8859-1 | =T/postgres            +
            |          |          |                 |                 | postgres=CTc/postgres  +
            |          |          |                 |                 | candlepin=CTc/postgres
 foreman    | foreman  | LATIN1   | en_GB.ISO8859-1 | en_GB.ISO8859-1 | =T/foreman             +
            |          |          |                 |                 | foreman=CTc/foreman
 gutterball | postgres | LATIN1   | en_GB.ISO8859-1 | en_GB.ISO8859-1 | =T/postgres            +
            |          |          |                 |                 | postgres=CTc/postgres  +
            |          |          |                 |                 | gutterball=CTc/postgres
 postgres   | postgres | LATIN1   | en_GB.ISO8859-1 | en_GB.ISO8859-1 |
 template0  | postgres | LATIN1   | en_GB.ISO8859-1 | en_GB.ISO8859-1 | =c/postgres            +
            |          |          |                 |                 | postgres=CTc/postgres
 template1  | postgres | LATIN1   | en_GB.ISO8859-1 | en_GB.ISO8859-1 | =c/postgres            +
            |          |          |                 |                 | postgres=CTc/postgres
(6 rows)