update picker

[ruoru]

issue #218

[coveralls]

Coverage increased (+6.5%) to 88.564% when pulling b58a43d on ruoru:update/picker into 01bc1c5 on weui:master.

[coveralls]

Coverage increased (+6.5%) to 88.574% when pulling 1148af5 on ruoru:update/picker into 01bc1c5 on weui:master.

[ruoru]

Sorry, this branch is too long, I am more lazy :), oh, this repo have not update for six months, I will rebase and to solve #218, maybe some question are solved.

[coveralls]

Coverage decreased (-7.2%) to 74.306% when pulling 06eac4f on ruoru:update/picker into f8b12cd on weui:master.

[ruoru]

when i merge 1.1.3 and install package start, there are some error:

npm WARN deprecated babel@6.23.0: In 6.x, the babel package has been deprecated in favor of babel-cli. Check https://opencollective.com/babel to support the Babel maintainers
npm WARN deprecated jade@0.26.3: Jade has been renamed to pug, please install the latest version of pug instead of jade
npm WARN deprecated to-iso-string@0.0.2: to-iso-string has been deprecated, use @segment/to-iso-string instead.
npm WARN deprecated minimatch@0.3.0: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue

npm WARN react-weui@1.1.3 requires a peer of react@0.14.x || ^15.0.0-0 || 15.x but none is installed. You must install peer dependencies yourself.
npm WARN react-weui@1.1.3 requires a peer of react-dom@^0.14.x || ^15.0.0-0 || 15.x but none is installed. You must install peer dependencies yourself.
npm WARN babel-loader@6.4.1 requires a peer of webpack@1 || 2 || ^2.1.0-beta || ^2.2.0-rc but none is installed. You must install peer dependencies yourself.
npm WARN enzyme@2.7.1 requires a peer of react@0.13.x || 0.14.x || ^15.0.0-0 || 15.x but none is installed. You must install peer dependencies yourself.
npm WARN html-webpack-plugin@2.28.0 requires a peer of webpack@1 || ^2 || ^2.1.0-beta || ^2.2.0-rc but none is installed. You must install peer dependencies yourself.
npm WARN react-addons-test-utils@15.4.2 requires a peer of react-dom@^15.4.2 but none is installed. You must install peer dependencies yourself.
npm WARN react-codemirror@0.2.6 requires a peer of react@^0.14.0 || ^15.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN react-fontawesome@1.5.0 requires a peer of react@>=0.12.0 but none is installed. You must install peer dependencies yourself.
npm WARN react-router@4.2.0 requires a peer of react@>=15 but none is installed. You must install peer dependencies yourself.
npm WARN react-router-dom@4.2.2 requires a peer of react@>=15 but none is installed. You must install peer dependencies yourself.
npm WARN react-transition-group@2.2.1 requires a peer of react@>=15.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN react-transition-group@2.2.1 requires a peer of react-dom@>=15.0.0 but none is installed. You must install peer dependencies yourself.

now i can not run well, maybe fix this problem will run well.

this issue solved in #258

[ruoru]

i am already fix it and please review it, If there is no problem I hope to merge it. @weui