Add @koenner01 as a contributor

Author: kkrieger (Kevin Krieger)

.all-contributorsrc

@@ -72,6 +72,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "koenner01",
+      "name": "Koen V.",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/13639210?v=4",
+      "profile": "https://github.com/koenner01",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7

README.md

@@ -1,5 +1,5 @@
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-7-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-8-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 # FireGento_FastSimpleImport
 
@@ -38,6 +38,9 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/rosenberger-e-conomix"><img src="https://avatars3.githubusercontent.com/u/47806105?v=4" width="100px;" alt=""/><br /><sub><b>rosenberger-e-conomix</b></sub></a><br /><a href="https://github.com/firegento/FireGento_FastSimpleImport2/commits?author=rosenberger-e-conomix" title="Code">💻</a></td>
     <td align="center"><a href="https://www.schmengler-se.de/"><img src="https://avatars1.githubusercontent.com/u/367320?v=4" width="100px;" alt=""/><br /><sub><b>Fabian Schmengler /></b></sub></a><br /><a href="https://github.com/firegento/FireGento_FastSimpleImport2/commits?author=schmengler" title="Code">💻</a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="https://github.com/koenner01"><img src="https://avatars3.githubusercontent.com/u/13639210?v=4" width="100px;" alt=""/><br /><sub><b>Koen V.</b></sub></a><br /><a href="https://github.com/firegento/FireGento_FastSimpleImport2/commits?author=koenner01" title="Code">💻</a></td>
+  </tr>
 </table>
 
 <!-- markdownlint-enable -->