Move all nodes into core subdirectory

This makes it easier to distinguish core nodes from those added later

nodes/core/storage/28-tail.html

@@ -0,0 +1,58 @@
+<!--
+  Copyright 2013 IBM Corp.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+
+<script type="text/x-red" data-template-name="tail">
+    <div class="form-row node-input-filename">
+         <label for="node-input-filename"><i class="icon-file"></i> Filename</label>
+         <input type="text" id="node-input-filename" placeholder="Filename">
+    </div>
+    <div class="form-row">
+        <label>&nbsp;</label>
+        <input type="checkbox" id="node-input-split" placeholder="Name" style="display: inline-block; width: auto; vertical-align: top;">
+        <label for="node-input-split" style="width: 70%;">Split lines if we see \n ?</label>
+    </div>
+    <div class="form-row">
+        <label for="node-input-name"><i class="icon-tag"></i> Name</label>
+        <input type="text" id="node-input-name" placeholder="Name">
+    </div>
+    <div class="form-tips">WON'T work on Windows.</div>
+</script>
+
+<script type="text/x-red" data-help-name="tail">
+	<p>Tails (watches for things to be added) to the configured file. (Linux/Mac ONLY)</p>
+	<p>This won't work on Windows filesystems (as it relies on the tail -f command) so we will probably have to hide it in future.</p>
+</script>
+
+<script type="text/javascript">
+    RED.nodes.registerType('tail',{
+        category: 'storage-input',
+        defaults: {
+            name: {value:""},
+            split: {value:false},
+            filename: {value:"",required:true}
+        },
+        color:"BurlyWood",
+        inputs:0,
+        outputs:1,
+        icon: "file.png",
+        label: function() {
+            return this.name||this.filename;
+        },
+        labelStyle: function() {
+            return this.name?"node_label_italic":"";
+        }
+    });
+</script>