CVS info   : $Header$

Cactus Code Thorn PunctureTracker
Thorn Author(s)     : Michael Koppitz <koppitz@aei.mpg.de>
Thorn Maintainer(s) : Michael Koppitz <koppitz@aei.mpg.de>
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Purpose of the thorn:

time integrate shift at location of puncture to follow location of puncture