reworked folder structure
reworked composer.json, added travis.yml, added ccabs
changed composer stability
refactored attribute handling
applied cca-codestyle
added author information
reformatted comment blocks
reworked autoload.php, reformatted contation configuration code
added base unit tests
added missing languages, removed author from boostrap.php
added missing languages
reformatted unit tests
Merge pull request #1 from cboelter/tng-ccabs

Applied CCA-CodeStyle and CCA-Build-System.
MetaModels/core#602