更新ignore规则以及删除不必要依赖import

.gitignore

@@ -7,4 +7,4 @@ cache
 json.txt
 src/main/resources/config.json
 src/test/
-.idea
+.idea/

yatori-core/src/main/java/com/cbq/yatori/core/action/yinghua/CourseStudyAction.java

@@ -6,14 +6,12 @@
 import com.cbq.yatori.core.action.yinghua.entity.allvideo.VideoList;
 import com.cbq.yatori.core.action.yinghua.entity.allvideo.VideoRequest;
 import com.cbq.yatori.core.action.yinghua.entity.submitstudy.ConverterSubmitStudyTime;
-import com.cbq.yatori.core.action.yinghua.entity.submitstudy.SubmitData;
 import com.cbq.yatori.core.action.yinghua.entity.submitstudy.SubmitResult;
 import com.cbq.yatori.core.action.yinghua.entity.submitstudy.SubmitStudyTimeRequest;
 import com.cbq.yatori.core.action.yinghua.entity.videomessage.VideoInformStudyTotal;
 import com.cbq.yatori.core.action.yinghua.entity.videomessage.VideoInformRequest;
 import com.cbq.yatori.core.entity.AccountCacheYingHua;
 import com.cbq.yatori.core.entity.CoursesCostom;
-import com.cbq.yatori.core.entity.EmailInform;
 import com.cbq.yatori.core.entity.User;
 import com.cbq.yatori.core.utils.ConfigUtils;
 import com.fasterxml.jackson.core.JsonProcessingException;

yatori-core/src/main/java/com/cbq/yatori/core/utils/EmailUtil.java

@@ -1,16 +1,10 @@
 package com.cbq.yatori.core.utils;
 
-import com.cbq.yatori.core.entity.Config;
-import com.cbq.yatori.core.entity.Setting;
-import com.cbq.yatori.core.entity.User;
-import com.cbq.yatori.core.utils.ConfigUtils;
-import okhttp3.internal.http2.Settings;
+
 import com.cbq.yatori.core.entity.EmailInform;
 import javax.mail.*;
 import javax.mail.internet.*;
-import java.util.List;
 import java.util.Properties;
-import java.util.Set;
 
 public class EmailUtil {
     private static final EmailInform EmailInform =ConfigUtils.loadingConfig().getSetting().getEmailInform();