📝 Updates the Node requirements

With the deprecation of Node 8 and 9 the docs needed updated to convey that

README.md

@@ -44,7 +44,7 @@ Read the docs on [LostGrid.org](http://lostgrid.org/docs.html)!
   - Safari 9+
 - Automated browser testing with Selenium is coming soon. 👍
 
-Note: LostGrid no longer supports Node < 8 (i.e. 6.x, 4.x, etc.) . I'll be following the [Node LTS plan for Node](https://github.com/nodejs/LTS#lts-schedule). Let me know if you any questions. Thanks!
+Note: LostGrid no longer supports Node less than 10 (i.e. 8.x, 4.x, etc.) . I'll be following the [Node LTS plan for Node](https://github.com/nodejs/LTS#lts-schedule). Let me know if you any questions. Thanks!
 
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 ### LostGrid Team