ENH: Added partial documentation for AcceptsProximityAlert

ml/fml40/features/functionalities/accepts_proximity_alert.py

-from ml.ml40.features.functionalities.functionality import Functionality
+"""This module implements the class AcceptsProximityAlert."""
 
+from ml.ml40.features.functionalities.functionality import Functionality
 
 class AcceptsProximityAlert(Functionality):
+    """This functionality signalizes that an alert is generated if things
+    are to close to this thing."""
     def __init__(self, name="", identifier=""):
+        """Initializes the object.
+
+        :param name:  Object name
+        :param identifier: Identifier
+
+        """
         super().__init__(
             name=name,
             identifier=identifier)
 
     def proximityAlert(self, ids: list, distances: list):
         print("Making Proximity Alert...")
-