AP_HAL_PX4 → AP_Common Relation

File in libraries/AP_HAL_PX4	Includes file in libraries/AP_Common
AnalogIn.cpp	missing / fcntl.h
GPIO.cpp	missing / fcntl.h
NSHShellStream.cpp	missing / fcntl.h
RCInput.cpp	missing / fcntl.h
RCOutput.cpp	missing / fcntl.h
Storage.cpp	missing / fcntl.h
Storage.h	Bitmask.h
UARTDriver.cpp	missing / fcntl.h
Util.cpp	missing / fcntl.h