cleaning up initialize()

- standardisded on a single context argument
- removed Device.init() no longer necessary as initilize now
  automatically gets propagated up the hierarchy. Renamed the existing
  use of it to "initilize".
- related pylint cleanup.

wlauto/core/result.py

@@ -140,7 +140,7 @@ class ResultProcessor(Extension):
 
     """
 
-    def initialize(self, context):  # pylint: disable=arguments-differ
+    def initialize(self, context):
         pass
 
     def process_iteration_result(self, result, context):
@@ -155,7 +155,7 @@ class ResultProcessor(Extension):
     def export_run_result(self, result, context):
         pass
 
-    def finalize(self, context):  # pylint: disable=arguments-differ
+    def finalize(self, context):
         pass