implemented deletion of tasks

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

items/src/main/java/de/srsoftware/umbrella/items/SqliteDb.java

@@ -31,7 +31,7 @@ public class SqliteDb implements ItemDb{
 			rs.close();
 			return items;
 		} catch (SQLException e) {
-			throw new UmbrellaException(HTTP_SERVER_ERROR,"Failed to load items from database");
+			throw new UmbrellaException("Failed to load items from database");
 		}
 	}
 }