small rewording

doc/SMG.md

@@ -106,7 +106,7 @@ Within the `src` folder:
 #### wbdutil
 The `wbdutil` contains the entry point for the command line application (`wbdutil.py`), a range of supporting modules and a `commands` directory.
 
-All supporting modules are documented using docstrings. The `commands` directory includes a file for each top level command available to the user. Within these files all sub-commands are defined.
+All supporting modules are documented using docstrings. The `commands` directory includes a file for each of the command groups available to the user. Within these files all commands are defined.
 
 
 ## Branching and Merge Policies

doc/SMG_todo.md

 **FILE TO BE DELETED ONCE INITIAL SMG IS COMPLETE**
 
 - Architecture
-- Repository Structure
-
-- Tidy up README - make it very user friendly (not for developers, purely for users)
\ No newline at end of file
+- Repository Structure (to be reviewed)
\ No newline at end of file