Install Guide: Fix wrong service referenced

We need to configure ceilometer.conf like it's shown correctly for
Debian a few lines later.

Change-Id: I36b12a263cdd2d6978c3cc3c35556bf59ce83ce7
Closes-Bug: #1252273
backport: havana
(cherry picked from commit ae0116b5d9b08588e4e24355a754facd6a8715bf)
Install Guide: Fix profiling information

This screen was erroneously shown on Ubuntu, fix profiling.

Change-Id: Id908acfdc739ad8873263f21897a1fcccee2bf60
backport: havana
Closes-Bug: #1252316
(cherry picked from commit 183b3120c7574d5adcc5e0626b4894e9dead1f5b)
Merge "Install Guide: Fix wrong service referenced" into stable/havana
Merge "Install Guide: Fix profiling information" into stable/havana