New component symbols: sw_push_4, emh4 and ht210

[Werner Almesberger]

?lvaro Lopes wrote:
> sw_push_4: Push button with 4 pins.

You got all the number right ! The data sheet is here:
http://industrial.panasonic.com/www-data/pdf/ATK0000/ATK0000PE38.pdf

> emh4: Dual digital transistor with base resistor

Perfect.

> ht210: Dual common-anode led with 2 distinct wavelengths.

Perfect as well.

Thanks,
- Werner