Comparison of SEN-14001 (new) against SEN-10736 (old):
Razor 9DoF IMU - SEN 14001 (experimental):
Nicole's steps taken:
Possible cause of our issues: http://answers.ros.org/question/202174/rosserial_arduino-use-on-an-arduino-uno-with-imu-i2cwire-library/
Sparkfun 9DoF Razor IMU M0 (14001) (attempt 2.0):