Cluster should be disabled by default, some minor fixes

Doesn't fix the stupid mixing of cluster vs. non-cluster setup but at
least it works.
diff --git a/postgresql/files/9.6/postgresql.conf.Debian b/postgresql/files/9.6/postgresql.conf.Debian
index e0fce11..d464597 100644
--- a/postgresql/files/9.6/postgresql.conf.Debian
+++ b/postgresql/files/9.6/postgresql.conf.Debian
@@ -59,7 +59,7 @@
 {%- if server.bind.address == '0.0.0.0' %}
 listen_addresses = '*'
 {%- else %}
-listen_addresses = 'localhost{% if server.bind.address != "127.0.0.1" %}, {{ server.bind.address }}'{% endif %}
+listen_addresses = 'localhost{% if server.bind.address != "127.0.0.1" %}, {{ server.bind.address }}{% endif %}'
 {%- endif %}
 port = {{ server.bind.get('port', '5432') }}
 
diff --git a/postgresql/map.jinja b/postgresql/map.jinja
index 1cb9b4d..d7845fa 100644
--- a/postgresql/map.jinja
+++ b/postgresql/map.jinja
@@ -34,6 +34,7 @@
 
 {%- set cluster = salt['grains.filter_by']({
     'Debian': {
+        'enabled': false,
         'pkgs': [],
         'service': 'postgresql',
         'version': version,
diff --git a/postgresql/server.sls b/postgresql/server.sls
index a431669..93e4b0e 100644
--- a/postgresql/server.sls
+++ b/postgresql/server.sls
@@ -10,8 +10,7 @@
   - names: {{ server.pkgs }}
   {% endif %}
 
-{%- if grains.os_family == "Debian" %}
-
+{%- if cluster.get("enabled", False) %}
 init_postgresql_cluster:
   postgres_cluster.present:
   - name: main
@@ -25,6 +24,7 @@
   - require_in:
     - file: {{ server.dir.config }}/pg_hba.conf
     - file: {{ server.dir.config }}/postgresql.conf
+{%- endif %}
 
 {{ server.dir.config }}/pg_hba.conf:
   file.managed:
@@ -44,8 +44,6 @@
     postgresql_version: {{ server.version }}
   - mode: 600
 
-{%- endif %}
-
 /root/.pgpass:
   file.managed:
   - source: salt://postgresql/files/pgpass
@@ -54,8 +52,6 @@
   - group: root
   - mode: 600
 
-{%- if grains.os_family == "Debian" %}
-
 postgresql_service:
   service.running:
   - name: {{ server.service }}
@@ -110,8 +106,6 @@
   {%- endfor %}
 {%- endfor %}
 
-{%- endif %}
-
 postgresql_dirs:
   file.directory:
   - names: