Renamed to sunxi_gpio
Addes source
New Gemfile.lock
Changed require path of the extension

For some reason the extension have to be required via
'sunxi-gpio/gpio_lib' instead of 'sunxi_gpio/gpio_lib'.
Currently I've no idea why ...
Fixed Examples in the README.md

issue #4
Fixed naming

issue #5
New Version + require_paths setting

issue #5
Fixed examples
Merge remote-tracking branch 'upstream/master'

Conflicts:
	README.md
	ext/sunxi_gpio/extconf.rb
	lib/sunxi_gpio/pin.rb