docs: add nickmcintyre as a contributor (#224)

* docs: update README.md

* docs: update .all-contributorsrc

Author: allcontributors[bot]

.all-contributorsrc

@@ -34,6 +34,16 @@
         "example",
         "bug"
       ]
+    },
+    {
+      "login": "nickmcintyre",
+      "name": "Nick McIntyre",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/3719176?v=4",
+      "profile": "https://mcintyre.io",
+      "contributions": [
+        "test",
+        "bug"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -1,5 +1,5 @@
 # ml5 Examples
-[![All Contributors](https://img.shields.io/badge/all_contributors-3-orange.svg?style=flat-square)](#contributors)
+[![All Contributors](https://img.shields.io/badge/all_contributors-4-orange.svg?style=flat-square)](#contributors)
 
 ## Description
 
@@ -109,6 +109,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://wakatime.com/@barakplasma"><img src="https://avatars0.githubusercontent.com/u/62937?v=4" width="100px;" alt="Michael Salaverry"/><br /><sub><b>Michael Salaverry</b></sub></a><br /><a href="#content-barakplasma" title="Content">🖋</a> <a href="https://github.com/ml5js/ml5-examples/issues?q=author%3Abarakplasma" title="Bug reports">🐛</a></td>
     <td align="center"><a href="http://sankeybuilder.com"><img src="https://avatars2.githubusercontent.com/u/1794620?v=4" width="100px;" alt="Rob"/><br /><sub><b>Rob</b></sub></a><br /><a href="https://github.com/ml5js/ml5-examples/issues?q=author%3Aeformx" title="Bug reports">🐛</a> <a href="#question-eformx" title="Answering Questions">💬</a></td>
     <td align="center"><a href="http://[email protected]"><img src="https://avatars3.githubusercontent.com/u/10352446?v=4" width="100px;" alt="Pujaa Rajan"/><br /><sub><b>Pujaa Rajan</b></sub></a><br /><a href="#example-pujaarajan" title="Examples">💡</a> <a href="https://github.com/ml5js/ml5-examples/issues?q=author%3Apujaarajan" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://mcintyre.io"><img src="https://avatars3.githubusercontent.com/u/3719176?v=4" width="100px;" alt="Nick McIntyre"/><br /><sub><b>Nick McIntyre</b></sub></a><br /><a href="https://github.com/ml5js/ml5-examples/commits?author=nickmcintyre" title="Tests">⚠️</a> <a href="https://github.com/ml5js/ml5-examples/issues?q=author%3Anickmcintyre" title="Bug reports">🐛</a></td>
   </tr>
 </table>