minor: add dataset download service to eclipse "run" menu

SVN: 6263

dataset_download/resource/eclipse/Dataset Download Service.launch

+<?xml version="1.0" encoding="UTF-8"?>
+<launchConfiguration type="org.eclipse.jdt.launching.localJavaApplication">
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
+<listEntry value="/dataset_download/source/java/ch/systemsx/cisd/openbis/datasetdownload/DatasetDownloadService.java"/>
+</listAttribute>
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
+<listEntry value="1"/>
+</listAttribute>
+<booleanAttribute key="org.eclipse.debug.core.appendEnvironmentVariables" value="true"/>
+<stringAttribute key="org.eclipse.jdt.launching.MAIN_TYPE" value="ch.systemsx.cisd.openbis.datasetdownload.DatasetDownloadService"/>
+<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="dataset_download"/>
+<stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-ea"/>
+</launchConfiguration>