Datepicker

![screenshot 2014-06-04 16 07 58](https://cloud.githubusercontent.com/assets/224222/3181400/6ef35e20-ec3e-11e3-9289-a6ac7dbc50ca.png)

![screenshot 2014-06-04 16 08 04](https://cloud.githubusercontent.com/assets/224222/3181399/6ef1bf3e-ec3e-11e3-8361-3ba291905de1.png)

![screenshot 2014-06-04 16 08 15](https://cloud.githubusercontent.com/assets/224222/3181398/6ef15440-ec3e-11e3-94ab-4c9b1e95c991.png)

![screenshot 2014-06-04 16 16 10](https://cloud.githubusercontent.com/assets/224222/3181396/6eefa046-ec3e-11e3-9c01-698081488086.png)