cleaned up transient_analysis() and replaced the algorithm with a simpler one based on the max absolute value in a range.
cleaned up transient_analysis() and replaced the algorithm with a simpler one
based on the max absolute value in a range.

mumble-voip/celt-0.7.0,oneman/opus-oneman,Distrotech/celt,oneman/opus-oneman,Distrotech/celt,mumble-voip/celt-0.11.0,dezelin/celt,mumble-voip/celt-0.7.0,dezelin/celt,Distrotech/celt,mumble-voip/celt-0.11.0,dezelin/celt,mumble-voip/celt-0.11.0,mumble-voip/celt-0.7.0,oneman/opus-oneman