Add support Renesas R61505U

Existing R61505U driver is not for Renesas R61505U.
All command are difference.
Renesas R61505U command should look like HY28A (with a slight difference).

Renesas Application Note: 
http://appnote.avrportal.com/datasheets/TFT-Controller/R61505U.pdf

I'm test with this module:

![988634_10201288305437014_1549027703_n](https://f.cloud.github.com/assets/69762/773059/d720cbb0-e92c-11e2-8d7d-3d7e3f4283a5.jpg)

![969162_10201294377428810_926664047_n](https://f.cloud.github.com/assets/69762/773075/4a47b72a-e92d-11e2-8fe3-fca8041636a0.jpg)