Add likely doc (#29)

* after theme-next/hexo-theme-next#678

source/docs/third-party-services/content-sharing-services/index.md

@@ -22,6 +22,30 @@ add_this_id: your_add_this_id
 <!-- endtab -->
 {% endtabs %}
 
+### Likely 
+
+Edit the configurations in `likely` section in the {% label primary@theme config file %} as following:
+
+```yml next/_config.yml
+# Likely Share
+# See: https://ilyabirman.net/projects/likely/
+# Likely supports four looks, nine social networks, any button text
+# You are free to modify the text value and order of any network
+likely:
+  enable: true
+  look: normal # available values: normal, light, small, big
+  networks:
+    twitter: Tweet
+    facebook: Share
+    linkedin: Link
+    gplus: Plus
+    vkontakte: Share
+    odnoklassniki: Class
+    telegram: Send
+    whatsapp: Send
+    pinterest: Pin
+```
+
 ### Need More Share
 
 {% tabs needmoreshare2 %}
@@ -80,7 +104,6 @@ needmoreshare2:
 <!-- endtab -->
 {% endtabs %}
 
-
 ### Baidu Sharing (China)
 
 Edit the configurations in `baidushare` section in the {% label primary@theme config file %} as following:

source/docs/third-party-services/index.md

@@ -40,6 +40,7 @@ If you want to disable comment in some page/post, just add `comments: false` to
 ### Content Sharing Services
 
 * [AddThis](/docs/third-party-services/content-sharing-services/#AddThis)
+* [Likely](/docs/third-party-services/content-sharing-services/#Likely)
 * [Need More Share](/docs/third-party-services/content-sharing-services/#Need-More-Share)
 * [Baidu Sharing (China)](/docs/third-party-services/content-sharing-services/#Baidu-Sharing-China)