+++ This bug was initially created as a clone of Bug #1052063 +++
In short: Add some documentation (and manual page) and introduce
PGSETUP_INITDB_OPTIONS variable useful for dealing with locale problems (bug
We should have it fixed in RHEL7 as $PGSETUP_INITDB_OPTIONS can be used as
workaround for possible issues related to in-place upgrading from RHEL6.