swapped log4j out with slf4j interface - log4j or any other logger
(e.g., java.util.logging, logback, etc.) at runtime by putting
the desired slf4j binder (e.g., slf4j-log4j12-1.7.5.jar) in lib/
Quick version of CalibrationMetric for Lind's trip to Moscow.
Only injects the magdiff within the flat part of the spectrum.
Needs to be modified to also inject phase and to inject mag/phase
measurement around the corner freq.