1.修复get请求拼错问题

dist/request/axios.class.js

@@ -36,7 +36,7 @@ class Axios {
   get(url, data = null,_config = {}) {
     const config = {
       ..._config,
-      url: url + urlEncode(data).substr(1),
+      url: url + (data != null ? '?':'') +urlEncode(data).substr(1),
       method: "GET"
     };
     return this.request(config);