@Test
public void baseUse() {
ConfigGroup cg = config.getGroup("test");
System.out.println(cg.getString("test", "defval"));
System.out.println(cg.getString("test1", "defval"));
ConfigGroup cg2 = config.getGroup("test2");
System.out.println(cg2.getString("test", "defval"));
System.out.println(cg2.getString("test1", "defval"));
}