Doc fragments to plugins (#50172)

* promote doc_fragments into actual plugins

  change tests hardcoded path to doc fragments
  avoid sanity in fragments
  avoid improper testing of doc_fragments
  also change runner paths
 fix botmeta
 updated comment for fragments
 updated docs

lib/ansible/plugins/doc_fragments/ibm_storage.py

@@ -0,0 +1,33 @@
+#
+# Copyright (C) 2018 IBM CORPORATION
+# Author(s): Tzur Eliyahu <tzure@il.ibm.com>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+from __future__ import absolute_import, division, print_function
+__metaclass__ = type
+
+
+class ModuleDocFragment(object):
+
+    # ibm_storage documentation fragment
+    DOCUMENTATION = '''
+options:
+    username:
+        description:
+            - Management user on the spectrum accelerate storage system.
+        required: True
+    password:
+        description:
+            - Password for username on the spectrum accelerate storage system.
+        required: True
+    endpoints:
+        description:
+            - The hostname or management IP of Spectrum Accelerate storage system.
+        required: True
+notes:
+  - This module requires pyxcli python library.
+    Use 'pip install pyxcli' in order to get pyxcli.
+requirements:
+  - "python >= 2.7"
+  - pyxcli
+'''