diff --git a/.all-contributorsrc b/.all-contributorsrc
index 025a0cd9..968aae71 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -273,7 +273,18 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "kYem",
+      "name": "Kestutis Kasiulynas",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/3390897?v=4",
+      "profile": "http://kYem.net",
+      "contributions": [
+        "bug",
+        "code"
+      ]
     }
   ],
-  "contributorsPerLine": 7
+  "contributorsPerLine": 7,
+  "skipCi": true
 }
diff --git a/README.md b/README.md
index 5ffad990..96771d04 100644
--- a/README.md
+++ b/README.md
@@ -591,9 +591,52 @@ Released 2017 by [Hrusikesh Panda](https://github.com/mrchief) @ [Dow Jones](htt
 Thanks goes to these wonderful people ([emoji key](https://github.com/kentcdodds/all-contributors#emoji-key)):
 
 <!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
-<!-- prettier-ignore -->
-<table><tr><td align="center"><a href="http://www.yanoucrea.fr"><img src="https://avatars0.githubusercontent.com/u/966550?v=4" width="100px;" alt="toofff"/><br /><sub><b>toofff</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Atoofff" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=toofff" title="Code">💻</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=toofff" title="Documentation">📖</a> <a href="#ideas-toofff" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="http://www.les-tilleuls.coop"><img src="https://avatars3.githubusercontent.com/u/1257968?v=4" width="100px;" alt="Grégory Copin"/><br /><sub><b>Grégory Copin</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3AGregcop1" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=Gregcop1" title="Code">💻</a></td><td align="center"><a href="https://github.com/priyanshu92"><img src="https://avatars1.githubusercontent.com/u/7589718?v=4" width="100px;" alt="PRIYANSHU AGRAWAL"/><br /><sub><b>PRIYANSHU AGRAWAL</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Apriyanshu92" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=priyanshu92" title="Code">💻</a> <a href="#ideas-priyanshu92" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="http://james.greenaway.io"><img src="https://avatars3.githubusercontent.com/u/425261?v=4" width="100px;" alt="James Greenaway"/><br /><sub><b>James Greenaway</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Ajvgreenaway" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=jvgreenaway" title="Code">💻</a> <a href="#ideas-jvgreenaway" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="https://github.com/itrombitas"><img src="https://avatars1.githubusercontent.com/u/36223986?v=4" width="100px;" alt="itrombitas"/><br /><sub><b>itrombitas</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=itrombitas" title="Code">💻</a></td><td align="center"><a href="https://github.com/davehenton"><img src="https://avatars2.githubusercontent.com/u/18341459?v=4" width="100px;" alt="Dave Henton"/><br /><sub><b>Dave Henton</b></sub></a><br /><a href="#infra-davehenton" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td><td align="center"><a href="https://github.com/nagaskolli"><img src="https://avatars3.githubusercontent.com/u/4869717?v=4" width="100px;" alt="Swetha Kolli"/><br /><sub><b>Swetha Kolli</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=nagaskolli" title="Code">💻</a></td></tr><tr><td align="center"><a href="https://github.com/BaarishRain"><img src="https://avatars1.githubusercontent.com/u/13344028?v=4" width="100px;" alt="BaarishRain"/><br /><sub><b>BaarishRain</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3ABaarishRain" title="Bug reports">🐛</a></td><td align="center"><a href="http://kovacsalexandrurobert.ro"><img src="https://avatars0.githubusercontent.com/u/32507174?v=4" width="100px;" alt="Kovacs Alexandru Robert"/><br /><sub><b>Kovacs Alexandru Robert</b></sub></a><br /><a href="#ideas-akovacspentalog" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="https://github.com/amondragon"><img src="https://avatars2.githubusercontent.com/u/11201133?v=4" width="100px;" alt="Alexis Mondragon"/><br /><sub><b>Alexis Mondragon</b></sub></a><br /><a href="#ideas-amondragon" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="https://github.com/Charlie91"><img src="https://avatars2.githubusercontent.com/u/13438795?v=4" width="100px;" alt="Charlie91"/><br /><sub><b>Charlie91</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3ACharlie91" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/dhirendrarathod2000"><img src="https://avatars3.githubusercontent.com/u/1930681?v=4" width="100px;" alt="Dhirendrasinh"/><br /><sub><b>Dhirendrasinh</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Adhirendrarathod2000" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/JKapostins"><img src="https://avatars1.githubusercontent.com/u/7006862?v=4" width="100px;" alt="JKapostins"/><br /><sub><b>JKapostins</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3AJKapostins" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/josvegit"><img src="https://avatars0.githubusercontent.com/u/24354568?v=4" width="100px;" alt="josvegit"/><br /><sub><b>josvegit</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Ajosvegit" title="Bug reports">🐛</a></td></tr><tr><td align="center"><a href="https://twitter.com/LoconLuis"><img src="https://avatars1.githubusercontent.com/u/12422912?v=4" width="100px;" alt="Luis Locon"/><br /><sub><b>Luis Locon</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Aloconluis" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/mikdatdogru"><img src="https://avatars3.githubusercontent.com/u/10121255?v=4" width="100px;" alt="Mikdat DOĞRU"/><br /><sub><b>Mikdat DOĞRU</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Amikdatdogru" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/will-izard"><img src="https://avatars1.githubusercontent.com/u/7553535?v=4" width="100px;" alt="Will Izard"/><br /><sub><b>Will Izard</b></sub></a><br /><a href="#ideas-will-izard" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="https://gitlab.com/nikperic"><img src="https://avatars3.githubusercontent.com/u/4504265?v=4" width="100px;" alt="Nikola Peric"/><br /><sub><b>Nikola Peric</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Anikolap" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/ramonrf"><img src="https://avatars2.githubusercontent.com/u/6119839?v=4" width="100px;" alt="Ramón Alejandro Reyes Fajardo"/><br /><sub><b>Ramón Alejandro Reyes Fajardo</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Aramonrf" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/sarada-Cheukupalli"><img src="https://avatars3.githubusercontent.com/u/10716099?v=4" width="100px;" alt="Sarada Cherukupalli"/><br /><sub><b>Sarada Cherukupalli</b></sub></a><br /><a href="#ideas-sarada-Cheukupalli" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="https://github.com/dilip025"><img src="https://avatars1.githubusercontent.com/u/45608461?v=4" width="100px;" alt="Dilip Gavara"/><br /><sub><b>Dilip Gavara</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=dilip025" title="Code">💻</a></td></tr><tr><td align="center"><a href="http://www.dealzeit.de"><img src="https://avatars3.githubusercontent.com/u/491877?v=4" width="100px;" alt="Lutz Lengemann"/><br /><sub><b>Lutz Lengemann</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=mobilutz" title="Code">💻</a></td><td align="center"><a href="https://github.com/Eainde"><img src="https://avatars0.githubusercontent.com/u/26381655?v=4" width="100px;" alt="Akshay Dipta"/><br /><sub><b>Akshay Dipta</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3AEainde" title="Bug reports">🐛</a></td><td align="center"><a href="https://langworth.com/"><img src="https://avatars3.githubusercontent.com/u/137158?v=4" width="100px;" alt="Ian Langworth ☠"/><br /><sub><b>Ian Langworth ☠</b></sub></a><br /><a href="#ideas-statico" title="Ideas, Planning, & Feedback">🤔</a></td><td align="center"><a href="https://github.com/stoberov"><img src="https://avatars1.githubusercontent.com/u/5932031?v=4" width="100px;" alt="Stoyan Berov"/><br /><sub><b>Stoyan Berov</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=stoberov" title="Code">💻</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Astoberov" title="Bug reports">🐛</a></td><td align="center"><a href="https://github.com/ellinge"><img src="https://avatars0.githubusercontent.com/u/17863113?v=4" width="100px;" alt="ellinge"/><br /><sub><b>ellinge</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=ellinge" title="Code">💻</a> <a href="#ideas-ellinge" title="Ideas, Planning, & Feedback">🤔</a> <a href="#maintenance-ellinge" title="Maintenance">🚧</a></td><td align="center"><a href="https://github.com/moonjy1993"><img src="https://avatars3.githubusercontent.com/u/5017449?v=4" width="100px;" alt="Sandy M"/><br /><sub><b>Sandy M</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=moonjy1993" title="Code">💻</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Amoonjy1993" title="Bug reports">🐛</a></td><td align="center"><a href="https://www.gazab.se"><img src="https://avatars1.githubusercontent.com/u/529614?v=4" width="100px;" alt="Gustav Tonér"/><br /><sub><b>Gustav Tonér</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=gazab" title="Code">💻</a></td></tr></table>
-
+<!-- prettier-ignore-start -->
+<!-- markdownlint-disable -->
+<table>
+  <tr>
+    <td align="center"><a href="http://www.yanoucrea.fr"><img src="https://avatars0.githubusercontent.com/u/966550?v=4" width="100px;" alt=""/><br /><sub><b>toofff</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Atoofff" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=toofff" title="Code">💻</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=toofff" title="Documentation">📖</a> <a href="#ideas-toofff" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="http://www.les-tilleuls.coop"><img src="https://avatars3.githubusercontent.com/u/1257968?v=4" width="100px;" alt=""/><br /><sub><b>Grégory Copin</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3AGregcop1" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=Gregcop1" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/priyanshu92"><img src="https://avatars1.githubusercontent.com/u/7589718?v=4" width="100px;" alt=""/><br /><sub><b>PRIYANSHU AGRAWAL</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Apriyanshu92" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=priyanshu92" title="Code">💻</a> <a href="#ideas-priyanshu92" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="http://james.greenaway.io"><img src="https://avatars3.githubusercontent.com/u/425261?v=4" width="100px;" alt=""/><br /><sub><b>James Greenaway</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Ajvgreenaway" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=jvgreenaway" title="Code">💻</a> <a href="#ideas-jvgreenaway" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://github.com/itrombitas"><img src="https://avatars1.githubusercontent.com/u/36223986?v=4" width="100px;" alt=""/><br /><sub><b>itrombitas</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=itrombitas" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/davehenton"><img src="https://avatars2.githubusercontent.com/u/18341459?v=4" width="100px;" alt=""/><br /><sub><b>Dave Henton</b></sub></a><br /><a href="#infra-davehenton" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
+    <td align="center"><a href="https://github.com/nagaskolli"><img src="https://avatars3.githubusercontent.com/u/4869717?v=4" width="100px;" alt=""/><br /><sub><b>Swetha Kolli</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=nagaskolli" title="Code">💻</a></td>
+  </tr>
+  <tr>
+    <td align="center"><a href="https://github.com/BaarishRain"><img src="https://avatars1.githubusercontent.com/u/13344028?v=4" width="100px;" alt=""/><br /><sub><b>BaarishRain</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3ABaarishRain" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="http://kovacsalexandrurobert.ro"><img src="https://avatars0.githubusercontent.com/u/32507174?v=4" width="100px;" alt=""/><br /><sub><b>Kovacs Alexandru Robert</b></sub></a><br /><a href="#ideas-akovacspentalog" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://github.com/amondragon"><img src="https://avatars2.githubusercontent.com/u/11201133?v=4" width="100px;" alt=""/><br /><sub><b>Alexis Mondragon</b></sub></a><br /><a href="#ideas-amondragon" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://github.com/Charlie91"><img src="https://avatars2.githubusercontent.com/u/13438795?v=4" width="100px;" alt=""/><br /><sub><b>Charlie91</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3ACharlie91" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/dhirendrarathod2000"><img src="https://avatars3.githubusercontent.com/u/1930681?v=4" width="100px;" alt=""/><br /><sub><b>Dhirendrasinh</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Adhirendrarathod2000" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/JKapostins"><img src="https://avatars1.githubusercontent.com/u/7006862?v=4" width="100px;" alt=""/><br /><sub><b>JKapostins</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3AJKapostins" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/josvegit"><img src="https://avatars0.githubusercontent.com/u/24354568?v=4" width="100px;" alt=""/><br /><sub><b>josvegit</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Ajosvegit" title="Bug reports">🐛</a></td>
+  </tr>
+  <tr>
+    <td align="center"><a href="https://twitter.com/LoconLuis"><img src="https://avatars1.githubusercontent.com/u/12422912?v=4" width="100px;" alt=""/><br /><sub><b>Luis Locon</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Aloconluis" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/mikdatdogru"><img src="https://avatars3.githubusercontent.com/u/10121255?v=4" width="100px;" alt=""/><br /><sub><b>Mikdat DOĞRU</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Amikdatdogru" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/will-izard"><img src="https://avatars1.githubusercontent.com/u/7553535?v=4" width="100px;" alt=""/><br /><sub><b>Will Izard</b></sub></a><br /><a href="#ideas-will-izard" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://gitlab.com/nikperic"><img src="https://avatars3.githubusercontent.com/u/4504265?v=4" width="100px;" alt=""/><br /><sub><b>Nikola Peric</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Anikolap" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/ramonrf"><img src="https://avatars2.githubusercontent.com/u/6119839?v=4" width="100px;" alt=""/><br /><sub><b>Ramón Alejandro Reyes Fajardo</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Aramonrf" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/sarada-Cheukupalli"><img src="https://avatars3.githubusercontent.com/u/10716099?v=4" width="100px;" alt=""/><br /><sub><b>Sarada Cherukupalli</b></sub></a><br /><a href="#ideas-sarada-Cheukupalli" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://github.com/dilip025"><img src="https://avatars1.githubusercontent.com/u/45608461?v=4" width="100px;" alt=""/><br /><sub><b>Dilip Gavara</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=dilip025" title="Code">💻</a></td>
+  </tr>
+  <tr>
+    <td align="center"><a href="http://www.dealzeit.de"><img src="https://avatars3.githubusercontent.com/u/491877?v=4" width="100px;" alt=""/><br /><sub><b>Lutz Lengemann</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=mobilutz" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/Eainde"><img src="https://avatars0.githubusercontent.com/u/26381655?v=4" width="100px;" alt=""/><br /><sub><b>Akshay Dipta</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3AEainde" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://langworth.com/"><img src="https://avatars3.githubusercontent.com/u/137158?v=4" width="100px;" alt=""/><br /><sub><b>Ian Langworth ☠</b></sub></a><br /><a href="#ideas-statico" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://github.com/stoberov"><img src="https://avatars1.githubusercontent.com/u/5932031?v=4" width="100px;" alt=""/><br /><sub><b>Stoyan Berov</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=stoberov" title="Code">💻</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Astoberov" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://github.com/ellinge"><img src="https://avatars0.githubusercontent.com/u/17863113?v=4" width="100px;" alt=""/><br /><sub><b>ellinge</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=ellinge" title="Code">💻</a> <a href="#ideas-ellinge" title="Ideas, Planning, & Feedback">🤔</a> <a href="#maintenance-ellinge" title="Maintenance">🚧</a></td>
+    <td align="center"><a href="https://github.com/moonjy1993"><img src="https://avatars3.githubusercontent.com/u/5017449?v=4" width="100px;" alt=""/><br /><sub><b>Sandy M</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=moonjy1993" title="Code">💻</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3Amoonjy1993" title="Bug reports">🐛</a></td>
+    <td align="center"><a href="https://www.gazab.se"><img src="https://avatars1.githubusercontent.com/u/529614?v=4" width="100px;" alt=""/><br /><sub><b>Gustav Tonér</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=gazab" title="Code">💻</a></td>
+  </tr>
+  <tr>
+    <td align="center"><a href="http://kYem.net"><img src="https://avatars1.githubusercontent.com/u/3390897?v=4" width="100px;" alt=""/><br /><sub><b>Kestutis Kasiulynas</b></sub></a><br /><a href="https://github.com/dowjones/react-dropdown-tree-select/issues?q=author%3AkYem" title="Bug reports">🐛</a> <a href="https://github.com/dowjones/react-dropdown-tree-select/commits?author=kYem" title="Code">💻</a></td>
+  </tr>
+</table>
+
+<!-- markdownlint-enable -->
+<!-- prettier-ignore-end -->
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
 This project follows the [all-contributors](https://github.com/kentcdodds/all-contributors) specification. Contributions of any kind welcome!