Return usage of BMP085 pressure sensor. And use temperature compensation
for it. #5
	modified:   flight/modules/Altitude/revolution/altitude.c
	modified:   flight/pios/common/pios_bmc050.c
	modified:   flight/pios/common/pios_bmp085_i2c.c
	modified:   flight/pios/inc/pios_bmp085_i2c.h
	modified:   flight/targets/boards/brainyfly/firmware/inc/pios_config.h