added targetplatform as a workaround, so it can start

tools.descartes.dql.connector.simQPN/workaround.targetplatform.target

+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?pde version="3.8"?><target name="workaround" sequenceNumber="122">
+<locations>
+<location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
+<unit id="org.apache.commons.math" version="2.1.0.v201105210652"/>
+<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/R20140525021250/repository/"/>
+</location>
+<location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
+<unit id="org.eclipse.sdk.ide" version="4.4.2.M20150204-1700"/>
+<unit id="org.eclipse.xtext.sdk.feature.group" version="2.7.3.v201411190455"/>
+<repository location="http://download.eclipse.org/releases/luna"/>
+</location>
+<location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
+<unit id="org.apache.log4j" version="1.2.15.v201012070815"/>
+<unit id="org.junit" version="4.11.0.v201303080030"/>
+<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/R20140525021250/repository/"/>
+</location>
+<location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
+<unit id="org.jfreechart.swt" version="1.0.12.v02"/>
+<unit id="org.jfreechart.core" version="1.0.12.v02"/>
+<unit id="org.jfreechart.experimental" version="1.0.12.v02"/>
+<unit id="org.dom4j" version="1.6.1.v02"/>
+<unit id="org.jaxen" version="1.1.0.beta-6-v03"/>
+<unit id="cern.colt" version="1.2.0.v02"/>
+<unit id="org.rosuda.JRI" version="0.5.0.v01"/>
+<unit id="edu.oswego.cs.dl.util.concurrent" version="1.3.4.v03"/>
+<unit id="edu.bonn.cs.net.jbarrier" version="1.0.0.v2"/>
+<unit id="org.jfreechart.jcommon" version="1.0.15.v02"/>
+<repository location="https://se4.informatik.uni-wuerzburg.de/thirdparty/repository/"/>
+</location>
+<location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
+<unit id="org.eclipse.emf.sdk.feature.group" version="2.10.2.v20150123-0452"/>
+<unit id="org.eclipse.gef.sdk.feature.group" version="3.9.101.201408150207"/>
+<repository location="http://download.eclipse.org/releases/luna"/>
+</location>
+</locations>
+</target>