Added a multi-valued test. Failing for Jackaplope Doctrine Dbal transport
Improved unittest + fixture
Moved tags property to a jcr:content node + fixed other tests for that change
Reverted/Refactored some uses of the fixtures + changed the second assert to expect a scalar value instead of an array
Moved the property up, so its before the nodes
Merge pull request #81 from wjzijderveld/multi-valued-test

Added a multi-valued query test.