Merge pull request #119 from Winter-is-comingXK/4.0-dev

修复在api低于24的机器上加载帖子内容出错的bug

app/src/main/java/com/huanchengfly/tieba/post/api/adapters/ContentMsgAdapter.java

@@ -15,11 +15,11 @@ public class ContentMsgAdapter implements JsonDeserializer<List<ThreadContentBea
     public List<ThreadContentBean.ContentBean> deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
         List<ThreadContentBean.ContentBean> list = new ArrayList<>();
         if (json.isJsonArray()) {
-            json.getAsJsonArray().forEach(element -> {
+            for (JsonElement element : json.getAsJsonArray()) {
                 if (element.isJsonObject()) {
                     list.add(context.deserialize(element, ThreadContentBean.ContentBean.class));
                 }
-            });
+            }
         }
 
         return list;