[MERGE] Review feedback : test for PointlessCommit and that the example given in the help (excluding a subtree of a specified tree) does in fact work.

[Bundle Buggy]

Bundle Buggy has detected this merge request.

For details, see: 
http://bundlebuggy.aaronbentley.com/project/bzr/request/%3C1217887978.21489.61.camel%40lifeless-64%3E
Project: Bazaar