Added rest functionality to the v2 apis

Co-Authored-By: Digambar Patil <digambarpat@gmail.com>
Co-Authored-By: Steven Dake <sdake@redhat.com>

Change-Id: I96fa7cc8aa04f377422f6fc3c365368d0ee21645

containers/api/controllers/v2.py

@@ -0,0 +1,8 @@
+
+import pecan
+from pecan import rest
+
+class VersionController(rest.RestController):
+    @pecan.expose('json')
+    def get(self):
+	return {"version":"2.0.0"}