Initial commit of markov chain generation python

Adapted from
http://agiliq.com/blog/2009/06/generating-pseudo-random-text-with-markov-chains-u/
to work with characters instead of words.
Merge pull request #1 from macGRID-SRN/master

fixing master to dev.. my fault
Merge pull request #2 from macGRID-SRN/Dev

updating the master