Add CI tests using the standard test interface

tests/tests.yml

@@ -0,0 +1,16 @@
+---
+# Tests run on Atomic, Classic and Container
+- hosts: localhost
+  roles:
+  - role: standard-test-beakerlib
+    tags:
+    - atomic
+    - classic
+    - container
+    repositories:
+    - repo: "https://src.fedoraproject.org/tests/gettext.git"
+      dest: "gettext"
+    tests:
+    - gettext/gettext-tests
+    required_packages:
+    - gettext