Exoplanet naming conventions
I realise that the following is not a great answer to the question, but was a bit too much to fit into a comment.

The official word on exoplanet naming is

http://www.iau.org/public/themes/naming_exoplanets/

The rules for the scientific designation of an exoplanet are clear and I think will remain so in the published literature for the forseeable future.

However, here is an earnest contribution to the literature which sees the need to change things, especially to cope with planets in multiple star systems.

http://adsabs.harvard.edu/abs/2010arXiv1012.0707H

But perhaps the big news is that the IAU is setting up to allow "popular" names to be given to exoplanets and are running a competition to name a batch. These names will not replace the scientific designations, but will be recognised by the IAU.

http://www.iau.org/news/pressreleases/detail/iau1404/