[New] Refactored XML import and export model

- added allowInclude for recursive parsing of xml importing
- ModelStatistics is now JAXB capable
- added handling of absolute paths

li.strolch.service/src/main/java/li/strolch/service/XmlImportModelResult.java

@@ -0,0 +1,36 @@
+package li.strolch.service;
+
+import li.strolch.model.ModelStatistics;
+import li.strolch.service.api.ServiceResult;
+import li.strolch.service.api.ServiceResultState;
+
+public class XmlImportModelResult extends ServiceResult {
+	private static final long serialVersionUID = 1L;
+
+	private ModelStatistics statistics;
+
+	public XmlImportModelResult(ModelStatistics statistics) {
+		super(ServiceResultState.SUCCESS);
+		this.statistics = statistics;
+	}
+
+	public XmlImportModelResult() {
+		// no arg constructor
+	}
+
+	public XmlImportModelResult(ServiceResultState state, String message, Throwable throwable) {
+		super(state, message, throwable);
+	}
+
+	public XmlImportModelResult(ServiceResultState state, String message) {
+		super(state, message);
+	}
+
+	public XmlImportModelResult(ServiceResultState state) {
+		super(state);
+	}
+
+	public ModelStatistics getStatistics() {
+		return statistics;
+	}
+}