IO pin interface from perl and C available now

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#1

I got tired of all the tutorials on the web that just say how to do output
with 8 pins and don't cover input or other pins, so I made this small package:

   http://brittonkerin.com/beaglebone_twiddle_gpio_and_dio/

Enjoy

#2

I did the same in C++ a few months ago: http://sourceforge.net/projects/bonelib/