added note about breaking backwards compat

ansible_mitogen/loaders.py

@@ -59,4 +59,6 @@ except ImportError:  # Ansible <2.4
 
 # These are original, unwrapped implementations
 action_loader__get = action_loader.get
+# NOTE: this used to be `connection_loader.get`; breaking change unless we do a hack based on
+# ansible version again
 connection_loader__get = connection_loader.get_with_context

ansible_mitogen/strategy.py

@@ -220,6 +220,8 @@ class AnsibleWrappers(object):
         with references to the real functions.
         """
         ansible_mitogen.loaders.action_loader.get = wrap_action_loader__get
+        # NOTE: this used to be `connection_loader.get`; breaking change unless we do a hack based on
+        # ansible version again
         ansible_mitogen.loaders.connection_loader.get_with_context = wrap_connection_loader__get
 
         global worker__run