plotMonoExp: Plot outputs from 'fitMonoExp'.
In ppernot/FitOCTlib: Stan-based functions to fit OCT signals

Plot outputs from fitMonoExp.

1	plotMonoExp(x, y, uy, ySmooth, mod, resid, gPars, dataType, br)

`x`	a numeric vector
`y`	a numeric vector of responses/data
`uy`	a numeric vector of uncertainties
`ySmooth`	a numeric vector of smoothed data
`mod`	a numeric vector of model values
`resid`	a numeric vector of residuals
`gPars`	a list of graphical parameters and colors
`dataType`	an numeric (1 or 2) defining the type of data
`br`	a list output from `printBr()`