Update Ceilometer for Pike

- ceilometer.conf is updated for Pike
- updated run_tests.sh script from salt-formula-coockiecutter
- fixed kitchen tests
- added ssl
- agent states ids made unique
- fixed typo in agent option
- database section is made optional, because it is deprecated 
  in favor of gnocchi

Change-Id: I5b1f32ab606710be54980cdefa26450f8de2868b
diff --git a/tests/pillar/server_single.sls b/tests/pillar/server_single.sls
index aea2e15..f2fa5c4 100644
--- a/tests/pillar/server_single.sls
+++ b/tests/pillar/server_single.sls
@@ -1,5 +1,6 @@
 ceilometer:
   server:
+    debug: true
     #region: RegionOne
     enabled: true
     version: mitaka