HR update

with outlier debug plot and
fix for transposing
FASTER fix
HR fix
Refs added

Normalization / Baseline correction references
added, need to implement the subtraction method
and MVLR + PLS for pre/post differentiation
Plot fix

Fixed the condition when there are no epochs
to plot
workflow fix
typo fix

error in wavelet outputs (derived vs. full epochs)
legend fix
try/catch for plot
try/catch add
structure fix

Fixed the variables so that it works with the fieldname
option of filteringMethod changed to MAIN_ANALYSIS, i.e.
works with bandpass / EP / STEP / anyKindOf filtering