add roles

roles/geerlingguy.postgresql/meta/.galaxy_install_info

@@ -0,0 +1,2 @@
+install_date: Thu Sep 12 20:01:17 2019
+version: 1.4.6

roles/geerlingguy.postgresql/meta/main.yml

@@ -0,0 +1,25 @@
+---
+dependencies: []
+
+galaxy_info:
+  author: geerlingguy
+  description: PostgreSQL server for Linux.
+  company: "Midwestern Mac, LLC"
+  license: "license (BSD, MIT)"
+  min_ansible_version: 2.4
+  platforms:
+    - name: EL
+      versions:
+        - 6
+        - 7
+    - name: Ubuntu
+      versions:
+        - all
+    - name: Debian
+      versions:
+        - all
+  galaxy_tags:
+    - database
+    - postgresql
+    - postgres
+    - rdbms