Porting patch 0001-Change-group-passwd-and-uidgid.patch from setup of
CentOS. Skip porting uidgid file, a doc file which changed format.
Postgres,neutron,barbican,ceilometer all creates the user when the
package installs so this is not needed as well.
A new patch 0002-update-passwd.c-set-...-before-removin.patch is
used to fix a bug in update-passwd of removing items from group,
passwd. More details please see the patch header.
Test Plan: building, installing, booting, checking /etc/group,
/etc/passwd
Pass: building test
Pass: installing test
Pass: booting test
Pass: the /etc/group, /etc/passwd are same with /usr/shar/base-passwd
/group.master and passwd.master
Story: 2009221
Task: 43417
Signed-off-by: Yue Tao <yue.tao@windriver.com>
Change-Id: I53f1f323e2e293c641af7142a0d3388cc3dde8eb
9b545c5e19