Change uint to int for channels on constructors which can take a single channel or single pointer to avoid ambiguous calls.

Change-Id: Id56f611675bf4dee8d31e152c4ee30112d07aac4

wpilibc/wpilibC++Devices/src/Gyro.cpp

@@ -75,7 +75,7 @@ void Gyro::InitGyro()
  *
  * @param channel The analog channel the gyro is connected to.
  */
-Gyro::Gyro(uint32_t channel)
+Gyro::Gyro(int32_t channel)
 {
 	m_analog = new AnalogInput(channel);
 	m_channelAllocated = true;