Merge pull request #24 from soundanalogous/dev

Updates readme
Add pyFirmata to list of python clients
Merge pull request #28 from mmurdoch/add-pyfirmata-client-ref

Add pyFirmata to list of python clients
update perl-client library
Merge pull request #29 from ntruchsess/perlclient

update perl-client library
updated bugfix version and removed outdated TODO.txt file (todos are not tracked as github issues)
updated readme