applied the following changes to the ontology (won_ontology_0.1_fs.zargo, won_ontology_v0.11.rdf, won_ontology_example_1.rdf)

* removed won:DeliveryMethod
* removed won:availableDeliveryMethod

* renamed won:Location to won:LocationSpecification
* renamed won:availableAtLocation to won:hasLocationSpecification

* renamed won:availableAtTime to won:hasTimeSpecification
* renamed won:TimeConstraint to won:TimeSpecification
* renamed won:startTime to won:hasStartTime
* renamed won:endTime to won:hasEndTime
* renamed won:recurIn to won:hasRecursIn
* renamed won:recurTimes to won:hasRecursTimes
* renamed won:recurInfiniteTimes to won:hasRecurInfiniteTimes

* added won:allowsMatchWith
* added won:Do won:allowsMatchWith won:Do
* added won:Take won:allowsMatchWith won:Give
* added won:Give won:allowsMatchWith won:Take

* removed won:Prepare

* renamed won:occuredAt to won:hasTimeStamp
* renamed won:title to dc:title

* renamed won:textDescription to won:hasTextDescription
* renamed won:contentDescription to won:hasContentDescription
* renamed won:quantitativeProperty to won:hasQuantitativeProperty
* renamed won:height to won:hasHeight
* renamed won:depth to won:hasDepth
* renamed won:width to won:hasWidth
* renamed won:weight to won:hasWeight
adapted the Ontology Validator according to the previous changes on the ontology
adapted the code according to the ontology changes
adapted the code according to the ontology changes (removed won:Prepare)
allow additional data with events (OPEN, CLOSE, HINT)

new property hasEventStatement

updated ontology
updated competency questions
updated tests
Merge branches 'feature-improve-ontology' and 'devel'