craeted executable and added it to bin.
executable includes composers autoload.php if it is available
fixed bin related glitches: removed duplicate file in /bin. wrong file in composer.json
composer autoloader is  only loaded if it is available
added namespace support
bugfix: saveAs option now creates files. Previously opened files in r mode
updated readme to match recent changes
bugfix: typehints work in namespace, and removed public modifier
fixed typo in readme
Methods are public again and type hints do only start qith a basckslash if the interface is not in the globval namespace. Tested with phpunit on php 5.3.3
Merge pull request #10 from noptic/master

Composer integration and bugfixes