Merge pull request 'star import deleted' (#5) from develop into master

Reviewed-on: #5

src/main/java/entgra/mailsender/DAO/Impl/MailDAOImpl.java

@@ -10,7 +10,14 @@ import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.sql.*;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
+import java.sql.Timestamp;
+import java.sql.ResultSet;
+import java.sql.Blob;
+import java.sql.Date;
 import java.time.LocalDate;
 import java.util.ArrayList;
 import java.util.List;