- add composer (http://getcomposer.org/) for dependency management
- add phing (http://www.phing.info/) for build management
- setup phpunit for a simple test case
- remove tools for generating concatted version of lib

todos:
- generate temp folder
- generate concatted version of lib
- fix .travis.yaml
Merge branch 'composer' of github.com:steinsag/phpqrcode into steinsag-composer

Conflicts:
	phpqrcode.php
tweeks
Merge pull request #2 from ravenbyron/steinsag-composer

Steinsag composer