Added simple form of concept composition

core/sheerka_transform.py

@@ -48,7 +48,7 @@ class SheerkaTransform:
                 self.ids[obj] = self.id_count
 
         if isinstance(obj, Concept):
-            return self.context_to_dict(obj)
+            return self.concept_to_dict(obj)
 
         elif isinstance(obj, ExecutionContext):
             return self.execution_context_to_dict(obj)
@@ -104,7 +104,7 @@ class SheerkaTransform:
         else:
             return obj
 
-    def context_to_dict(self, obj: Concept):
+    def concept_to_dict(self, obj: Concept):
         to_dict = {
             OBJ_TYPE_KEY: SheerkaTransformType.Concept,
             OBJ_ID_KEY: self.id_count,