Function comments, #10.
Remove outcommented code.
Display a dot as progress sign.
Removed wrong comment.
Unused code.
Function comments, #10.
Comment fixes.
Clustering.
Whitespace.
Cleanup.
Clustering.
Clustering.
Function comments, #10.
Whitespace.
Don't take return value if not used.
Cleanup.
Reordering.
Return the ID. Could be useful.
Report wrong number of affected rows.