Add PHP 5.6 to test matrix.
Change to ccabs.
Reorder folder structure
Added missing XHTML template
Reindention
Formatting to keep code convention
Reformat, add sudo: false, apply the git-depth hack to make travis happy, bump Contao core versions to above 3.2 and add conflict for 3.4.0
Reindention, bump dependencies on core and composer-plugin, remove authors in composer.json
Fix author annotations
Fixing pmd errors
Add missing author
Merge pull request #4 from cliffparnitzky-forks/tng

Change to c-c-a code style and utilize ccabs.
See MetaModels/core#602