Add @bt-dot as a contributor

Author: roblarsen

.all-contributorsrc

@@ -1141,6 +1141,15 @@
       "contributions": [
         "content"
       ]
+    },
+    {
+      "login": "bt-dot",
+      "name": "Bruce Tang",
+      "avatar_url": "https://avatars.githubusercontent.com/u/55170799?v=4",
+      "profile": "https://github.com/bt-dot",
+      "contributions": [
+        "content"
+      ]
     }
   ],
   "repoType": "github",

CONTRIBUTORS.md

@@ -172,6 +172,7 @@ Thanks goes to these wonderful people ([emoji key](https://github.com/kentcdodds
     <tr>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/Abg4real"><img src="https://avatars.githubusercontent.com/u/55308761?v=4?s=120" width="120px;" alt="Abg4real"/><br /><sub><b>Abg4real</b></sub></a><br /><a href="#content-Abg4real" title="Content">🖋</a></td>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/nataliepina"><img src="https://avatars.githubusercontent.com/u/34781875?v=4?s=120" width="120px;" alt="Natalie Pina"/><br /><sub><b>Natalie Pina</b></sub></a><br /><a href="#content-nataliepina" title="Content">🖋</a></td>
+      <td align="center" valign="top" width="16.66%"><a href="https://github.com/bt-dot"><img src="https://avatars.githubusercontent.com/u/55170799?v=4?s=120" width="120px;" alt="Bruce Tang"/><br /><sub><b>Bruce Tang</b></sub></a><br /><a href="#content-bt-dot" title="Content">🖋</a></td>
     </tr>
   </tbody>
 </table>

README.md

@@ -202,6 +202,7 @@ Feeling inspired? Check our [Contributing guide](https://github.com/h5bp/Front-e
     <tr>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/Abg4real"><img src="https://avatars.githubusercontent.com/u/55308761?v=4?s=120" width="120px;" alt="Abg4real"/><br /><sub><b>Abg4real</b></sub></a><br /><a href="#content-Abg4real" title="Content">🖋</a></td>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/nataliepina"><img src="https://avatars.githubusercontent.com/u/34781875?v=4?s=120" width="120px;" alt="Natalie Pina"/><br /><sub><b>Natalie Pina</b></sub></a><br /><a href="#content-nataliepina" title="Content">🖋</a></td>
+      <td align="center" valign="top" width="16.66%"><a href="https://github.com/bt-dot"><img src="https://avatars.githubusercontent.com/u/55170799?v=4?s=120" width="120px;" alt="Bruce Tang"/><br /><sub><b>Bruce Tang</b></sub></a><br /><a href="#content-bt-dot" title="Content">🖋</a></td>
     </tr>
   </tbody>
 </table>