Travis / Adapt mediawiki GitHub download link
Merge pull request #577 from s7eph4n/master

Travis / Adapt mediawiki GitHub download link
Tidy some tests

- Add fixture FoundedProperty
- Add testRdfXmlSerializationPrintoutForDatePropertyAnnotation
Merge pull request #578 from SemanticMediaWiki/tidy

Tidy some tests
SPARQLStore / Improve performance for subobjects update

Only need the delete for the master page (the subject), no need
the execute a delete on the subobject as it overriden during insertData

QueryResultLookupWithoutBaseStoreIntegrationTest::testQuerySubobjects_afterUpdatingWithEmptyContainerAllAssociatedEntitiesGetRemovedFromGraph
covers already that removal of outdated
Add resourceElementCache to Exporter for temporary storage of assignments

- Use of FixedInMemoryCache to limit cache size and avoid possibel memory leak