MARMOTTA-395: fixed and updated Marmotta-Module Archetype:
- added Logging
- added ExceptionMapper example
- fixed generation errors
- fixed compile warnings in the generated code
MARMOTTA-395: fixed and updated Marmotta-Webapp Archetype:
- updated dependencies
- added profiles for different backend/caching modules
- updated web.xml
- addd integration test for the archetype