k8s ability to wait on arbitrary property (#105)

* missing implementation of jsonpath library

* not tested

* sanity

* save

* updates

* Update args_common.py

* lint validation

* fix

* Update k8s.py

* attribute should match for all

* select wait

* Revert "select wait"

This reverts commit a20a1f6f01.

* sanity

* Update molecule/default/tasks/waiter.yml

Co-authored-by: Abhijeet Kasurde <akasurde@redhat.com>

* Update jsonpath_extractor.py

* Update k8s_wait_options.py

Co-authored-by: Abhijeet Kasurde <akasurde@redhat.com>

plugins/doc_fragments/k8s_wait_options.py

@@ -64,4 +64,22 @@ options:
         - The possible reasons in a condition are specific to each resource type in Kubernetes.
         - See the API documentation of the status field for a given resource to see possible choices.
     type: dict
+  wait_property:
+    description:
+    - Specifies a property on the resource to wait for.
+    - Ignored if C(wait) is not set or is set to I(False).
+    type: dict
+    version_added: '2.1.0'
+    suboptions:
+      property:
+        type: str
+        required: True
+        description:
+        - The property name to wait for.
+      value:
+        type: str
+        description:
+        - The expected value of the C(property).
+        - The value is not case-sensitive.
+        - If this is missing, we will check only that the attribute C(property) is present.
 '''