add podman remote client

podman client that is capable of:
 * images
 * ps
 * rm
 * rmi

this is only a mockup to frame out and prove python library and ssh
tunnelling usage.

Signed-off-by: baude <bbaude@redhat.com>

Closes: #986
Approved by: rhatdan

contrib/python/cmd/pman.py

@@ -0,0 +1,42 @@
+import podman as p
+
+
+class PodmanRemote(object):
+    def __init__(self):
+        self.args = None
+        self._remote_uri= None
+        self._local_uri= None
+        self._identity_file= None
+        self._client = None
+
+    def set_args(self, args, local_uri, remote_uri, identity_file):
+        self.args = args
+        self._local_uri = local_uri
+        self.remote_uri = remote_uri
+        self._identity_file = identity_file
+
+    @property
+    def remote_uri(self):
+        return self._remote_uri
+
+    @property
+    def local_uri(self):
+        return self._local_uri
+
+    @property
+    def client(self):
+        if self._client is None:
+            self._client = p.Client(uri=self.local_uri, remote_uri=self.remote_uri, identity_file=self.identity_file)
+        return self._client
+
+    @remote_uri.setter
+    def remote_uri(self, uri):
+        self._remote_uri = uri
+
+    @local_uri.setter
+    def local_uri(self, uri):
+        self._local_uri= uri
+
+    @property
+    def identity_file(self):
+        return self._identity_file