Version Definition:  Ver [x][a].[y]
Version Rules:
The followign rules apply for updating version numbers for the www.mathia.com website:
[x] ... integer, upgraded in case of a major structural change (e.g. new directory) or a
significant information update (new category).
[a] ... lower case letter, upgraded when a new personal identity (family, individual)
is being added to the site.
[y] ... integer, upgraded when infomation is added to an existing personal identity,
or when other items (jokes, greetings) are added to the site.