complete redesign: use nodejs on server instead of php - documentation to be updated

nodejs/node_modules/stylus/lib/functions/shift.js

@@ -0,0 +1,15 @@
+var utils = require('../utils');
+
+/**
+ * Shift an element from `expr`.
+ *
+ * @param {Expression} expr
+ * @return {Node}
+ * @api public
+ */
+
+ (module.exports = function(expr){
+   expr = utils.unwrap(expr);
+   return expr.nodes.shift();
+ }).raw = true;
+