NEWS file for package EMSC

##### Version 0.9.4
Date: 11 March 2024
>> Fixed bug when using argument 'weights'.

##### Version 0.9.3
Date: 20 September 2021
>> Improved handling of character column names for inputs.

##### Version 0.9.2
Date: 18 June 2020
>> Changed handling of ends of spectra in SavitzkyGolay. Use parameter ends="zeros" for legacy (silly) version.
