Add Tail node as separate node package - adds windows support

storage/tail/README.md

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+node-red-node-tail
+==================
+
+A Node-Red node to tail a file and inject the contents into the flow.
+
+Install
+-------
+
+Either use the Menu - Manage palette option, or run the following command in your Node-RED user directory - typically `~/.node-red`
+
+    npm install node-red-node-tail
+
+
+Usage
+-----
+
+Allows