USGS-R/USGSHydroOpt — pull request #26 by schristel-USGS (2014-07-31 20:08:26+00:00)
Title: Added a bit of code for the case in which the user specified wavelength ...

...of interest is not in the input abs. dataframe--then the closes wavelength of interest is pulled instead--and the absorbance variable added to the summary dataframe is renamed to match the nearest wavelength