improved formatting
changed method order
created adapter stub (#47)
added test case stub
added test stubs (#47)
added comments (#47)
implemented tests (#47)
fixed test data (#47)
fixed test: do not make (wrong) assumptions about the options (#47)
implemented adapter (#47)
added test helper stub (#47)
added configuration template (#47)
fixed typo
added code to clean up the database before the Virtuoso adapter is used (#47)
added first benchmark (#47)
fixed database clean up (#47)
added more benchmarks (#47)
batch size is now configurable (#47)
configured batch size manually (#47)