Remove change_apache_user_group function

This function allowed you to change the process running user for all of
apache. This is better handled on a per-process basis.

Change-Id: I165adc0c49fc328f34835856b49983c4e189f143
Fixes: bug 1226346
Fixes: bug 1225853
docker: ensure socat is installed

install_docker.sh failed for me because socat wasn't installed.  Add it
to this script since it expects it to be there.

Change-Id: Ic55f5e38de1b38bdd37407b7bec533d4c3eff2a9
xenapi: Use C locale

By exporting the LC_ALL=C we can get rid of localisation issues, as the
actual scripts are already assuming an english installation.

FIxes bug 1227527

Change-Id: Ieeebce4d53b09959146a970f3fb803201ac5ebdf
Fix LDAP support for openSUSE

Closes-Bug: #1227651
Change-Id: I1c55fbb2f65f882a0ae2bcf4767c0a3e0f0f47e7
Merge "Remove change_apache_user_group function"
Merge "Fix LDAP support for openSUSE"
Merge "xenapi: Use C locale"
Merge "docker: ensure socat is installed"
Merge branch 'master' of github.com:openstack-dev/devstack