Added KTSignalDone and KTSlotDone
Made KTPowerSpectrumData inherit from a "Core" class as is done with the FS data types.
Implemented normalization of power spectra in KTGainNormalization
Added writing of SNR histograms from power spectra (untested)
Updated KTGainNormalization signals and slots.
Fixed documenation error in KTVariableSpectrumDiscriminator
Added KTPowerSpectrum::OverrideMode, and put to use in KTGainNormalization::Normalize(KTPowerSpectrum* …)
Added writing of normalized PS in KTBasicROOTTypeWriterAnalysis
Fixed a slot name.