Merge branch 'master' of http://gitlab.egolm.com/key/common.git

src/main/java/com/egolm/common/StringUtil.java

@@ -52,7 +52,7 @@ import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombi
  * @since 2016年4月25日
  */
 public class StringUtil {
-
+	
 	public static String join(Map<String, Object> map, String sign, String before, String after, String joinKey) {
 		sign = sign == null ? "" : sign;
 		before = before == null ? "" : before;