AngularJS 1.4.0 正式发布

AngularJS 1.4.0 发布，此版本更新内容如下：

$animate:
- ignore invalid option parameter values (72edd4df,#11826)
- accept unwrapped DOM elements as inputs for enter + move (f26fc26f,#11848)
$animateCss: ensure that custom durations do not confuse the gcs cache (e0e1b520,#11723, #11852)
$http: do not modify the config object passed into $http short methods (f7a4b481)
ngAnimate:
- close follow-up class-based animations when the same class is added/removed when removed/added (db246eb7,#11717)
- ensure nested class-based animations are spaced out with a RAF (213c2a70,#11812)
- class-based animations must not set addClass/removeClass CSS classes on the element (3a3db690,#11810)
- ensure that repeated structural calls during pre-digest function (2327f5a0,#11867)
- ensure that cancelled class-based animations are properly cleaned up (718ff844,#11652)
- throw an error if a callback is passed to animate methods (9bb4d6cc,#11826, #11713)
- ensure anchored animations remove the leave element at correct time (64c66d0e,#11850)
select: prevent unknown option being added to select when bound to null property (4090491c,#11872, #11875)