c++11 default destructors

src/drivers/barometer/bmp280/bmp280.cpp

src/drivers/barometer/lps25h/lps25h_i2c.cpp

src/drivers/barometer/lps25h/lps25h_spi.cpp

src/drivers/barometer/mpl3115a2/mpl3115a2_i2c.cpp

src/drivers/barometer/ms5611/ms5611_i2c.cpp

src/drivers/barometer/ms5611/ms5611_spi.cpp

src/drivers/blinkm/blinkm.cpp

...rivers/camera_trigger/interfaces/src/camera_interface.cpp

src/drivers/camera_trigger/interfaces/src/camera_interface.h

src/drivers/camera_trigger/interfaces/src/gpio.cpp

src/drivers/camera_trigger/interfaces/src/gpio.h

src/drivers/distance_sensor/ll40ls/LidarLite.cpp

src/drivers/distance_sensor/ll40ls/LidarLite.h

src/drivers/imu/mpu6000/mpu6000_i2c.cpp

src/drivers/imu/mpu6000/mpu6000_spi.cpp

src/drivers/imu/mpu9250/mag_i2c.cpp

src/drivers/kinetis/tone_alarm/tone_alarm.cpp

src/drivers/magnetometer/hmc5883/hmc5883_i2c.cpp

src/drivers/magnetometer/hmc5883/hmc5883_spi.cpp

src/drivers/magnetometer/lis3mdl/lis3mdl_i2c.cpp