Eradicate last of underscores in options

The --ip_range in stack.sh remains due to nova-manage needing to be fixed.

(Rebased 05Dec2013)

Change-Id: Ic0f93d41b6edfdc5deb82ae820e2c0c5a8bce24e
Handle the case of pipe char in value for iniset

iniset did not handle the case of "|" in the value
to be injected. Fix this by replacing | with \000 (NULL).

Fixes bug #1258050

Change-Id: I8882c2f3f177ebdfa0c66270dbbc7fd50f30b065
Merge "Eradicate last of underscores in options"
Merge "Handle the case of pipe char in value for iniset"