Unify option tables a bit

This unifies some placement of entries into tables accross projects:

glance, trove, neutron, keystone, cinder: Changed ssl to ca.
Move debug to debug if such a table exists (ceilometer).
Move default_log_levels to logging.
Create logging section everywhere and unify content.
Move fatal_deprecations to logging.
Move host to common.
Move lock_path to common.

Change-Id: I461f90a7d6b05aa5c113244c978c933039dde08c
Partial-Bug: #1363485

tools/autogenerate-config-flagmappings/neutron.flagmappings

@@ -61,7 +61,7 @@ fatal_deprecations logging
 force_gateway_on_subnet common
 gateway_external_network_id l3_agent
 handle_internal_only_routers l3_agent
-host redis
+host common
 hosting_device_dead_timeout cfg_agent
 http_timeout vmware
 instance_format logging
@@ -191,9 +191,9 @@ run_external_periodic_tasks api
 send_arp_for_ha l3_agent
 send_events_interval compute
 service_plugins api
-ssl_ca_file ssl
-ssl_cert_file ssl
-ssl_key_file ssl
+ssl_ca_file ca
+ssl_cert_file ca
+ssl_key_file ca
 state_path common
 syslog_log_facility logging
 tcp_keepidle wsgi
@@ -623,9 +623,9 @@ radware/vdirect_address lbaas_radware
 radware/vdirect_password lbaas_radware
 radware/vdirect_user lbaas_radware
 service_providers/service_provider api
-ssl/ca_file ssl
-ssl/cert_file ssl
-ssl/key_file ssl
+ssl/ca_file ca
+ssl/cert_file ca
+ssl/key_file ca
 vArmour/director varmour
 vArmour/director_port varmour
 vArmour/password varmour