[WIP][TASK][DD-701] switched to schema attribute path instance except
database schema and tests
[DD-701] started clean schema attribute path extension
[WIP][DD-701]
prototype test running
[WIP][DD-701] Prototype for Persistance Test Refactoring
[TASK][DD-701] adapt schema builder that are used for manual schema
building of the internal schema (except content schema)
Conflicts:
	persistence/src/test/java/org/dswarm/persistence/service/schema/test/internalmodel/SchemaBuilder.java
[WIP][DD-701] Tried to adapt Schemabuilder to new refactoring concept
[WIP][DD-701] fixed SchemaAttributePathInstance persisting
(SchemaAttributePathInstanceService#createObjectTransactional(AttributePath))
[WIP][DD-701] extended MABxml schema generation test
[WIP][DD-701] Refactored Cmd execution, prototype test for internal data
provisioning
[WIP][DD-701] Extended CmdUtil to handle mysqldump on windows and
probably on linux. This tool still needs some more refactoring...
[!][DD-701] prepared initial data provisioning test, upgraded init-data
sql script
[DD-701] refactored to use the associated utility class
[DD-701] removed cleanup DB
[DD-701] refactored to the usage of Utility and removed DB cleanup
[DD-701] introduced default elements like attribute_title and
class_document ...
[DD-701] Refactored to be consistent with refactoring plan. Asserts must
be checked by s.o. who knows whats happening in the framework.
[DD-701] Refactored SchemaAttributePathInstance to be consistent with
refactoring plan
[DD-701] refactored to be more consistent with refactoring plan
[FIX][DD-701] fixed a bug where OS is not set in environment of other
systems than windows