Adding support for bower and reorganizing so when its used via bower it will be manageable for a dev.

bower_components/datatables-plugins/sorting/percent.js

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+/**
+ * Sort numeric data which has a percent sign with it.
+ *
+ * DataTables 1.10+ has percentage data type detection and sorting abilities
+ * built-in. As such this plug-in is marked as deprecated, but might be useful
+ * when working with old versions of DataTables.
+ * 
+ *  @name Percentage
+ *  @summary Sort numeric data with a postfixed percentage symbol
+ *  @deprecated
+ *  @author [Jonathan Romley](http://jonathanromley.org/)
+ *
+ *  @example
+ *    $('#example').dataTable( {
+ *       columnDefs: [
+ *         { type: 'percent', targets: 0 }
+ *       ]
+ *    } );
+ */
+
+jQuery.extend( jQuery.fn.dataTableExt.oSort, {
+	"percent-pre": function ( a ) {
+		var x = (a == "-") ? 0 : a.replace( /%/, "" );
+		return parseFloat( x );
+	},
+
+	"percent-asc": function ( a, b ) {
+		return ((a < b) ? -1 : ((a > b) ? 1 : 0));
+	},
+
+	"percent-desc": function ( a, b ) {
+		return ((a < b) ? 1 : ((a > b) ? -1 : 0));
+	}
+} );