adding date month year option to api for ease of use

For ease of using, adding option for day-month-year in the api might be a nice feature?

![screen shot 2014-03-13 at 20 11 01](https://f.cloud.github.com/assets/5793128/2414569/b3507010-aaeb-11e3-93e8-e7dd731d0cf2.png)

results in:

![screen shot 2014-03-13 at 20 12 11](https://f.cloud.github.com/assets/5793128/2414580/d7d173bc-aaeb-11e3-847d-08e6cfd39df1.png)