Change GPIO input to polling (#484)

* add code to attach timer isr

* call timer ISR every 100 ms

* implement gpio input logic

* do not attach ISR for general input PINs

* add debounce code

* execute lock actions on GPIO input

* only register timer ISR if input PINs are configured

* remove gpio2go lib

clion/CMakeLists.txt

@@ -47,9 +47,6 @@ set(SRCFILES
         ../lib/nuki_ble/src/NukiUtils.cpp
         ../lib/nuki_ble/src/NukiLockUtils.cpp
         ../lib/nuki_ble/src/NukiOpenerUtils.cpp
-        ../lib/gpio2go/src/Gpio2Go.cpp
-        ../lib/gpio2go/src/InterruptMode.h
-        ../lib/gpio2go/src/PinMode.h
         ../lib/BleScanner/src/BleInterfaces.h
         ../lib/BleScanner/src/BleScanner.cpp
         ../lib/MqttLogger/src/MqttLogger.cpp