fixed bug with relative paths

core/tools.descartes.dql.core.engine/src/tools/descartes/dql/core/engine/query/QueryExecutionEngineImpl.java

@@ -218,7 +218,7 @@ public class QueryExecutionEngineImpl implements QueryExecutionEngine {
 
 		if (realtivePath.contains(".." + separator)) {
 			// resolve relative paths
-			for (int i = 0; i <= realtivePath.split(".." + separator).length - 2; i++) {
+			for (int i = 0; i <= realtivePath.split("\\.\\." + separator).length - 2; i++) {
 				baseFolder = baseFolder.getParentFile();
 			}
 			realtivePath = realtivePath.replace(".." + separator, "");