Merge branch 'bmp085'
Merge remote-tracking branch 'upstream/master'
altitude and sea level pressure added. More documentation
Accelerometer readings
added gyro readings
adxl335 bonus + mpu6050 cleanup
mpu6050 temperature reading
Merge pull request #30 from ltj/master

New modules for ADXL335 and MPU6050. BMP085 minor stuff