Merge pull request #75 from tubo-tubo/dev

go_GPIO.py
Merge pull request #76 from tubo-tubo/dev

go_GPIO.py
refactoring go_GPIO
Merge pull request #77 from HAYASAKA-Ryosuke/gogpiorefactoring

refactoring go_GPIO
goGPIOの修正とテストを書きました
Merge pull request #78 from HAYASAKA-Ryosuke/testgoGPIO

goGPIOの修正とテストを書きました
go_GPIO.py,go_f.py,main.py