Code cleanup
Playing around with failing test, cant read LudwigXV7.images.csv for some reason!
Fixed test issue, implement image cropping on books.
Integrate image cropping into tool.
Code cleanup. Exception stacktrace now reported in errors
Add tests on equals and hashCode for model objects. Add test documentation.
Supresse erroneous checker warnings/errors. Change how missing images are added to image list.
BookChecker checks for consistancy between descriptions in different languages.
Fix java7 compile issues
Clean up TODOs
Update AoR model to latest schema
Update tests in rosa-archive-core
Merge branch 'develop'