switched to native rdf store for changesets
implemented proper repository shutdown
implemented proper repository shutdown
improved creation/shutdown of nativestore, removed managed_store property replacement for query evaluation
stabilized tests
stabilized tests
Merge branch 'managed_store_refactoring' into devel

Conflicts:
	src/main/java/eu/lod2/rsine/changesetstore/ChangeSetStore.java
	src/main/java/eu/lod2/rsine/queryhandling/QueryEvaluator.java
	src/main/resources/application.properties
	src/test/java/at/punkt/lod2/local/ChangesetServiceTest.java
	src/test/java/at/punkt/lod2/local/ConceptMergeTest.java
	src/test/java/at/punkt/lod2/local/ImmediateLocalNotificationTest.java
	src/test/java/at/punkt/lod2/local/ManagedStoreNotificationTest.java
	src/test/resources/subscribe.sh
Merge branch 'managed_store_refactoring' into devel

Conflicts:
	src/main/java/eu/lod2/rsine/changesetstore/ChangeSetStore.java
	src/main/java/eu/lod2/rsine/queryhandling/QueryEvaluator.java
	src/main/resources/application.properties
	src/test/java/at/punkt/lod2/local/ChangesetServiceTest.java
	src/test/java/at/punkt/lod2/local/ConceptMergeTest.java
	src/test/java/at/punkt/lod2/local/ImmediateLocalNotificationTest.java
	src/test/java/at/punkt/lod2/local/ManagedStoreNotificationTest.java
	src/test/resources/subscribe.sh
synchronized methods
refactored tests to directly store changeset instead of using http push which causes concurrency/timeliness issues
test code cleanup
test code refactorings
test code refactorings
test refactorings and context changes
improved some tests
improved some tests
improved some tests
code cleanup; still no idea why tests do not succeed if run all at once
cleanup quality notifications test
refactorings