add settings to file upload

This makes it possible to define properties for
the uploaded CSV files. Currently we can define the
separator and which columns are to be ignored.

pdb-ui/src/main/java/org/lucares/pdbui/IngestionHandler.java

@@ -65,7 +65,8 @@ public final class IngestionHandler implements Callable<Void> {
             handleInputStream(gzip);
         } else {
             in.reset();
-            final CsvToEntryTransformer csvTransformer = new CsvToEntryTransformer(queue, new CsvReaderSettings(','));
+            final CsvToEntryTransformer csvTransformer = new CsvToEntryTransformer(queue,
+                    CsvReaderSettings.create(','));
             csvTransformer.readCSV(in);
         }
     }