lodash 3.8.0 发布，此版本更新内容如下：
Added _.mapKeys, _.unzipWith, & _.zipWith
Allowed _.difference, _.intersection, _.uniq, & _.xor to accept array-like values
Ensured empty brackets are ignored by _.get & _.set
Ensured baseAt, basePullAt, & pullAt handle nullish values correctly
Ensured baseGet only returns undefined for incomplete paths
Ensured _.padLeft & _.padRight handle empty strings correctly
Made _.isEqual treat -0 & 0 as equivalent
Narrowed bitmask checks in _.flow & _.flowRight
Optimized lazy slice for start of 0
Optimized _.flatten methods
Restricted Object.assign use to strict mode only
此版本现已提供下载：https://github.com/lodash/lodash/archive/3.8.0.zip。
lodash 是一个 JavaScript 实用工具库，提供一致性，模块化，性能和配件等功能。
_.assign({ 'a': 1 }, { 'b': 2 }, { 'c': 3 });// → { 'a': 1, 'b': 2, 'c': 3 }_.map([1, 2, 3], function(n) { return n * 3; });// → [3, 6, 9]
当前支持 Chrome 39-40, Firefox 34-35, IE 6-11, Opera 25-26, Safari 5-8, io.js 1.0.4, Node.js 0.8.28 & 0.10.35, PhantomJS 1.9.8, RingoJS 0.11, & Rhino 1.7RC5。
来自:开源中国社区
