Fix gitlab-ci error on build stage for missing submodule (#14)

- Fix gitlab-ci error on build stage for missing submodule.
- Fix url link in README file.

Author: Pengxn

.gitlab-ci.yml

@@ -8,6 +8,7 @@ stages:
 
 before_script:
   - npm install
+  - git submodule init && git submodule update
 
 test:
   stage: test

README.md

@@ -2,7 +2,7 @@
 
 ## Proxy-pac.js
 [![travis](https://img.shields.io/travis/com/xn-02f/Proxy-pac.js/master.svg?style=flat-square&logo=travis)](https://travis-ci.com/xn-02f/Proxy-pac.js)
-[![gitlab-ci](https://img.shields.io/gitlab/pipeline/xn-02f/Proxy-pac-js/master.svg?style=flat-square&logo=gitlab)](https://gitlab.com/xn-02f/Proxy-pac-js/pipelines)
+[![gitlab-ci](https://img.shields.io/gitlab/pipeline/xn-02f/Proxy-pac.js/master.svg?style=flat-square&logo=gitlab)](https://gitlab.com/xn-02f/Proxy-pac-js/pipelines)
 [![npm](https://img.shields.io/npm/v/proxy-pac.js.svg?style=flat-square&logo=npm)](https://www.npmjs.com/package/proxy-pac.js)
 [![LICENSE](https://img.shields.io/npm/l/proxy-pac.js.svg?style=flat-square&logo=data:image/svg+xml;base64,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)](https://github.com/xn-02f/Proxy-pac.js/blob/master/LICENSE)
 > This is a file that set proxy auto-config(PAC).