🔖 增加stackoverflow参数校验、解决Pinterest获取用户失败的问题，发布v1.9.1

src/main/java/me/zhyd/oauth/utils/AuthChecker.java

@@ -26,6 +26,9 @@ public class AuthChecker {
         if (isSupported && AuthSource.ALIPAY == source) {
             isSupported = StringUtils.isNotEmpty(config.getAlipayPublicKey());
         }
+        if (isSupported && AuthSource.STACK_OVERFLOW == source) {
+            isSupported = StringUtils.isNotEmpty(config.getStackOverflowKey());
+        }
         return isSupported;
     }
 

src/main/java/me/zhyd/oauth/utils/GlobalAuthUtil.java

@@ -45,7 +45,7 @@ public class GlobalAuthUtil {
         }
     }
 
-    private static String urlEncode(String value) {
+    public static String urlEncode(String value) {
         if (value == null) {
             return "";
         }

src/main/java/me/zhyd/oauth/utils/UrlBuilder.java

@@ -14,7 +14,6 @@ import java.util.Map;
  * </p>
  *
  * @author yangkai.shen (https://xkcoding.com)
- * @date Created in 2019-07-18 15:47
  * @version 1.0
  * @since 1.8
  */