[#168,docs/backend][m]: major extension to backend tutorial to give examples of most backends.

_includes/example-backends-csv-disk.js

@@ -0,0 +1,22 @@
+// the file input
+var $file = $('.my-file-input')[0];
+
+// listen for the file to be submitted
+$($file).change(function(e) {
+  // create the dataset in the usual way but specifying file attribute
+  var dataset = new recline.Model.Dataset({
+    file: $file.files[0],
+    backend: 'csv'
+  });
+
+  // now load - note that this is again async (HTML5 File API is async)
+  // dataset.fetch().done(function() { console.log('here'); });
+  dataset.fetch();
+
+  // For demonstrations purposes display the data in a grid
+  var grid = new recline.View.Grid({
+    model: dataset
+  });
+  $('#my-csv-disk').append(grid.el);
+});
+