ATLASRECTS-2943: fix from Stewart (TrkiPatFitterUtils-00-13-23)

	* src/FitParameters.cxx (reset): ATLASRECTS-2943 (missing eigen initialisation -thanks Stewart!)
	* tag as TrkiPatFitterUtils-00-13-23

2017-02-13  Alan Poppleton  <Alan.Poppleton@cern.ch>
	* !!! over 1K lines changed, mainly for the ongoing full eigen development
	* !!! no changes expected in execution - neither results nor execution speed
	* src/FitMatrices.cxx (solveEquationsEigen): fix coverity 112331 'const' guard for dead code
	* TrkiPatFitterUtils/FitMatrices.h: fix coverity 112333+112335 missing copy and assignment
	* src/MeasurementProcessor.cxx (extrapolateToMeasurements): fix coverity 112330 copy_paste_error
	* TrkiPatFitterUtils/MeasurementProcessor.h: non-const Intersectors (obo Charles)
	* FitMatrices,
	* FitProcedure,
	* FitMeasurement,
	* MeasurementProcessor:    preparation for full eigen migration
	* src/MeasurementType.cxx: equal length enum strings to line up DEBUG print
	* tag as TrkiPatFitterUtils-00-13-22