feat: calllib demo

calllib/README.md

@@ -0,0 +1,76 @@
+### 文档
+
+开通音视频服务，请参考 [音视频开通指南](http://www.rongcloud.cn/docs/call.html#open)
+
+CallLib [开发指南](http://www.rongcloud.cn/docs/web_calllib.html#CallLibInit)
+
+### 示例说明
+
+1、HTTPS 站点或 localhost, 端口不限
+
+2、配置 `private.html` 、`group.html` 页面中的用户信息 <span style="color: red;">至少配置 2 个 用户</span>
+
+`private.html`:
+
+```js
+var config = {
+  // 融云开发者后台创建应用获取 http://developer.rongcloud.cn/
+  appKey: 'appkey',
+  users: [{
+    // 用户 Id
+    id: "XDov3Ln7p",
+    /*
+      用户 Token 
+      Server API：http://www.rongcloud.cn/docs/server.html#user_get_token
+      Server SDK：http://rongcloud.github.io/server-sdk-nodejs/docs/v1/user/user.html#register
+    */ 
+    token: "48WQuGNh7065SB3WVJYnt6+YsUIoF3ojin3K2sssIg+8Ph5+QmAtoP6tdpZUyLdaH"
+  }, {
+    id: "Qlyvf1BdT",
+    token: "KM7HOjWA2JPghgUJSvFUkcjRgiV1+NBKF4hsSSFA/joNtsdS1YEkeV2IKH+AY1qZPXnLINfK"
+  }]
+};
+```
+
+`group.html`:
+
+```js
+var config = {
+  // 融云开发者后台创建应用获取 http://developer.rongcloud.cn/
+  appKey: 'appkey',
+  groupId: '群组 Id',
+  members: [{
+    id: "XDov3Ln7p",
+    /*
+      用户 Token 
+      Server API：http://www.rongcloud.cn/docs/server.html#user_get_token
+      Server SDK：http://rongcloud.github.io/server-sdk-nodejs/docs/v1/user/user.html#register
+    */ 
+    token: "48WQuGNojin3K277sfOlwuO8bLvftw4xaa/DrZEyJMsLZ9PPIg+8Ph5+QmAtoP6tdpZUyLdaH"
+  }, {
+    id: "Qlyvf1BdT",
+    token: "KM7HOjWA2JPgasdfrUJSvFUkcjRgiV1+NBKF4hsSSFA/joNtsdS1YEkeV2IKH+AY1qZPXnLINfK"
+  }, {
+    id: "OasdgfrU",
+    token: "KM7HfOasdgfrUJSvFUkcjRgiV1+KH+AY1qZPXnLINfK"
+  }]
+};
+```
+
+3、访问地址:
+
+>一对一视频通话
+
+用户 XDov3Ln7p: `https://域名/private.html?0`
+
+用户 Qlyvf1BdT: `https://域名/private.html?1`
+
+>多人视频通话
+
+用户 XDov3Ln7p: `https://域名/private.html?0`
+
+用户 Qlyvf1BdT: `https://域名/private.html?1`
+
+用户 OasdgfrU: `https://域名/private.html?2`
+
+