The discussion comments are generally positive, and point out a number of places where the paper could be improved. The authors' responses to the discussion indicates to me that they plan to clarify the presentation in response to the review comments.
I thank the discussers for their thoughtful comments, the authors for their detailed responses, and I encourage the authors to proceed with revisions along the lines they have indicated in their responses.

Thank you for your accurate revision, where you adequately address all the points raised by the reviewers. The manuscript can now be accepted as it is.