Merge branch 'develop' into issue-20
move out CatalogBundle
move out AppBundle
remove example images
remove configuration files
add anime-db/catalog-bundle to require
remove migrations
add alias for anime-db/catalog-bundle
remove version
add avalanche to requirements
wrap the migrations of packages for subsequent sorting and execution
add empty for DoctrineMigrations
always install configs
remove empty dirs
check on empty bundle list
correct get bundle name
add avalanche bundle
correct use bundle
correct switch job type
move method getNamespaceAndDirectory to parent class