Add a newline after module options to improve config readability

This way the resulting config for prod, dev nodes and all test presets
has a single newline between each module.
Previously some newlines were missing if there was at least one option
as each option is in its separate line.

big_tests/test.config

@@ -255,12 +255,12 @@
   connection.tls.cacertfile = \"priv/ssl/cacert.pem\"
   connection.tls.server_name_indication = false"},
       {service_domain_db, ""},
-      {mod_last, "  backend = \"rdbms\""},
-      {mod_privacy, "  backend = \"rdbms\""},
-      {mod_private, "  backend = \"rdbms\""},
+      {mod_last, "  backend = \"rdbms\"\n"},
+      {mod_privacy, "  backend = \"rdbms\"\n"},
+      {mod_private, "  backend = \"rdbms\"\n"},
       {mod_offline, "  backend = \"rdbms\"\n"},
       {mod_vcard, "  backend = \"rdbms\"
-  host = \"vjud.@HOST@\""},
+  host = \"vjud.@HOST@\"\n"},
       {mod_roster, "  backend = \"rdbms\"\n"}]},
     {odbc_mssql_mnesia,
      [{dbs, [redis, mssql]},
@@ -275,12 +275,12 @@
   connection.driver = \"odbc\"
   connection.settings = \"DSN=mongoose-mssql;UID=sa;PWD=mongooseim_secret+ESL123\""},
       {service_domain_db, ""},
-      {mod_last, "  backend = \"rdbms\""},
-      {mod_privacy, "  backend = \"rdbms\""},
-      {mod_private, "  backend = \"rdbms\""},
+      {mod_last, "  backend = \"rdbms\"\n"},
+      {mod_privacy, "  backend = \"rdbms\"\n"},
+      {mod_private, "  backend = \"rdbms\"\n"},
       {mod_offline, "  backend = \"rdbms\"\n"},
       {mod_vcard, "  backend = \"rdbms\"
-  host = \"vjud.@HOST@\""},
+  host = \"vjud.@HOST@\"\n"},
       {mod_roster, "  backend = \"rdbms\"\n"}]},
     {mysql_redis,
      [{dbs, [redis, mysql, rmq]},
@@ -305,12 +305,12 @@
   connection.tls.cacertfile = \"priv/ssl/cacert.pem\"
   connection.tls.versions = [\"tlsv1.2\"]"},
       {service_domain_db, ""},
-      {mod_last, "  backend = \"rdbms\""},
-      {mod_privacy, "  backend = \"rdbms\""},
-      {mod_private, "  backend = \"rdbms\""},
+      {mod_last, "  backend = \"rdbms\"\n"},
+      {mod_privacy, "  backend = \"rdbms\"\n"},
+      {mod_private, "  backend = \"rdbms\"\n"},
       {mod_offline, "  backend = \"rdbms\"\n"},
       {mod_vcard, "  backend = \"rdbms\"
-  host = \"vjud.@HOST@\""},
+  host = \"vjud.@HOST@\"\n"},
       {mod_roster, "  backend = \"rdbms\"\n"}]},
     {ldap_mnesia,
      [{dbs, [redis, ldap]},
@@ -346,7 +346,7 @@
       {mod_vcard, "  backend = \"ldap\"
   host = \"vjud.@HOST@\"
   ldap_base = \"ou=Users,dc=esl,dc=com\"
-  ldap_filter = \"(objectClass=inetOrgPerson)\""}]},
+  ldap_filter = \"(objectClass=inetOrgPerson)\"\n"}]},
     {riak_mnesia,
      [{dbs, [redis, riak]},
       {auth_method, "\"riak\""},
@@ -369,12 +369,12 @@
   connection.tls.ciphers = \"AES256-SHA:DHE-RSA-AES128-SHA256\"
   connection.tls.server_name_indication = false
   connection.tls.cacertfile = \"priv/ssl/cacert.pem\""},
-      {mod_last, "  backend = \"riak\""},
-      {mod_privacy, "  backend = \"riak\""},
-      {mod_private, "  backend = \"riak\""},
+      {mod_last, "  backend = \"riak\"\n"},
+      {mod_privacy, "  backend = \"riak\"\n"},
+      {mod_private, "  backend = \"riak\"\n"},
       {mod_offline, "  backend = \"riak\"\n"},
       {mod_vcard, "  backend = \"riak\"
-  host = \"vjud.@HOST@\""},
+  host = \"vjud.@HOST@\"\n"},
       {mod_roster, "  backend = \"riak\"\n"}
      ]},
     {elasticsearch_and_cassandra_mnesia,

rel/files/mongooseim.toml

@@ -254,7 +254,6 @@
 {{#mod_private}}
 [modules.mod_private]
 {{{mod_private}}}
-
 {{/mod_private}}
 [modules.mod_register]
   welcome_message = {body = "", subject = ""}

rel/mim1.vars-toml.config

@@ -81,7 +81,7 @@
   password = \"secret\""}.
 
 {mod_cache_users, "  time_to_live = 2
-  number_of_segments = 5"}.
+  number_of_segments = 5\n"}.
 {zlib, "10_000"}.
 {c2s_dhfile, "\"priv/ssl/fake_dh_server.pem\""}.
 {s2s_dhfile, "\"priv/ssl/fake_dh_server.pem\""}.

rel/vars-toml.config.in

@@ -28,7 +28,7 @@
 {mod_blocking, ""}.
 {mod_private, ""}.
 {mod_roster, ""}.
-{mod_vcard, "  host = \"vjud.@HOST@\""}.
+{mod_vcard, "  host = \"vjud.@HOST@\"\n"}.
 {sm_backend, "\"mnesia\""}.
 {auth_method, "\"internal\""}.
 {cyrsasl_external, "\"standard\""}.