Scenario: Add HS to memory clean and minor comment change.

src/Model/Geometry/Reach.py

@@ -208,7 +208,7 @@ class Reach(SQLSubModel):
         self.modified()
 
     def delete(self, indexes):
-        """Delete some elements in profile list
+        """Set some elements as deleted in profile list
 
         Args:
             indexes: The list of index to delete
@@ -250,7 +250,7 @@ class Reach(SQLSubModel):
         self.modified()
 
     def delete_profiles(self, profiles):
-        """Delete some elements in profile list
+        """Set profiles list as deleted
 
         Args:
             profiles: The list of profile to delete