Remove outdated refs in plugin xml

Signed-off-by: Alexander Diewald <diewald@fortiss.org>

org.fortiss.af3.exploration.alg/plugin.xml

@@ -78,41 +78,7 @@
             uri="http://www.fortiss.org/af3/exploration/moea/objectives"
             class="org.fortiss.af3.exploration.moea.model.objectives.ObjectivesPackage"/>
    </extension>
-   
-   <extension
-         id="org.fortiss.af3.exploration.alg.evaluator"
-         point="org.fortiss.af3.exploration.alg.evaluator">
-      <evaluator
-            module="org.fortiss.af3.exploration.alg.dse.evaluator.objective.EnergyObjectiveEvaluator">
-         <modelElementClass
-               modelElementClass="org.fortiss.af3.exploration.moea.model.objectives.EnergyMinObjective">
-         </modelElementClass>
-      </evaluator>
-      <evaluator
-            module="org.fortiss.af3.exploration.alg.dse.evaluator.constraint.NoEmptyPartitionConstraintEvaluator">
-         <modelElementClass
-               modelElementClass="org.fortiss.af3.exploration.moea.model.constraints.NoEmptyPartitionConstraint">
-         </modelElementClass>
-      </evaluator>
-      <evaluator
-            module="org.fortiss.af3.exploration.alg.dse.evaluator.constraint.SameSilInPartitionConstraintEvaluator">
-         <modelElementClass
-               modelElementClass="org.fortiss.af3.exploration.moea.model.constraints.SameSilInPartitionConstraint">
-         </modelElementClass>
-      </evaluator>
-      <evaluator
-            module="org.fortiss.af3.exploration.alg.dse.evaluator.objective.MappingEvaluatorObjective">
-         <modelElementClass
-               modelElementClass="org.fortiss.af3.exploration.model.ExplorationObjective">
-         </modelElementClass>
-      </evaluator>
-      <evaluator
-            module="org.fortiss.af3.exploration.alg.dse.evaluator.constraint.MappingEvaluatorConstraint">
-         <modelElementClass
-               modelElementClass="org.fortiss.af3.exploration.model.ExplorationConstraint">
-         </modelElementClass>
-      </evaluator>
-   </extension>
+
    <extension
          point="org.eclipse.ui.startup">
       <startup