调整项目模块，jodconverter-core重命名为office-plugin。jdocnverter-web重命名为server

server/src/main/java/cn/keking/service/impl/OtherFilePreviewImpl.java

@@ -0,0 +1,20 @@
+package cn.keking.service.impl;
+
+import cn.keking.model.FileAttribute;
+import cn.keking.service.FilePreview;
+import org.springframework.stereotype.Service;
+import org.springframework.ui.Model;
+
+/**
+ * Created by kl on 2018/1/17.
+ * Content :其他文件
+ */
+@Service
+public class OtherFilePreviewImpl implements FilePreview {
+    @Override
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
+        model.addAttribute("fileType",fileAttribute.getSuffix());
+        model.addAttribute("msg", "系统还不支持该格式文件的在线预览");
+        return "fileNotSupported";
+    }
+}