Upgrade the 'grunt-contrib-jshint', 'grunt-contrib-clean' and
'grunt-contrib-nodeunit' plugins
Upgrade the phpDocumentor PHAR to version 2.2.0
Moves the Roadmap at the end of the README.MD file.
Removes the 'bin/phpdoc' bash script because its not portable
Improves nodeunit unit tests
Fix JSHint errors.
Fix a bug under UNIX when the plugin is executed in a directory with 
spaces. 
Now the unit tests log errors if the plugin execution fails
Fix JSHint errors
Add unit tests for the new 'phar' option.
Begin to manage the other phpDocumentor command.
Improves documentation.
This commit is a preparation to the release version 0.4.0
Update README.md
Prepare release 0.4.0