Do not use deprecated terms

The following terms are deprecated:

• saref:Measurement
• saref:makesMeasurement
• saref:measuresProperty

PROPOSAL:

• Replace saref:Measurement with saref:Observation
• Replace saref:makesMeasurement with saref:madeExecution
• Replace saref:measuresProperty with saref:observes

Changes have to be performed in the OWL code, TS, diagrams, documentation, tests and examples