- format code;
  - update some code from bootstrap v3..3.7.

  - change font baseline height to 14% from 15%;
  - add alipay icon and taobao icon: svg source from http://www.iconfont.cn/;
  - remove icon-check2, icon-checked instead of check2.

 * change gulpfile: add new option 'ignoreBasic' to build libary, change option 'basicDpds' to 'settingDpds'.