Clean up dependencies

node_modules/lodash/mean.js

@@ -1,22 +0,0 @@
-var baseMean = require('./_baseMean'),
-    identity = require('./identity');
-
-/**
- * Computes the mean of the values in `array`.
- *
- * @static
- * @memberOf _
- * @since 4.0.0
- * @category Math
- * @param {Array} array The array to iterate over.
- * @returns {number} Returns the mean.
- * @example
- *
- * _.mean([4, 2, 8, 6]);
- * // => 5
- */
-function mean(array) {
-  return baseMean(array, identity);
-}
-
-module.exports = mean;