Add version_added info + changelog

CHANGELOG.md

@@ -37,6 +37,7 @@ New Modules:
 * system: capabilities
 * net_infrastructure: bigip_facts
 * net_infrastructure: dnssimple
+* web_infrastructure: apache2_module
 * cloud: digital_ocean_domain
 * cloud: digital_ocean_sshkey 
 * cloud: rax_identity

library/web_infrastructure/apache2_module

@@ -19,6 +19,7 @@
 DOCUMENTATION = '''
 ---
 module: apache2_module
+version_added: 1.6
 short_description: enables/disables a module of the Apache2 webserver
 description:
    - Enables or disables a specified module of the Apache2 webserver.
@@ -91,6 +92,7 @@ def main():
     if module.params['state'] == 'absent':
         _disable_module(module)
 
-# this is magic, see lib/ansible/module.params['common.py
-#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+# import module snippets
+from ansible.module_utils.basic import *
 main()
+