File description 

NNR-MORVEL56:
    NnrMRVL_PltBndsLatLon: 
        All_boundaries: single file containing boundaries of all plates
        other: boundary file for each plate, from http://geoscience.wisc.edu/~chuck/MORVEL/PltBoundaries.html
    NNR_MRV56.csv: Euler pole parameters, from http://geoscience.wisc.edu/~chuck/MORVEL/NNRMRVL56_AVs.html

GSRMv2.1:
    NnrGSRMv2_PltBndsLatLon: 
        GSRM_plate_outlines.gmt: single file containing boundaries of all plates, from http://geodesy.unr.edu/GSRM/
        split_bnds.py: python code used to split GSRM_plate_outlines.gmt into multiple boundary files
    Euler pole parameters: NNR_GSRM.csv, from Tables S2 in https://agupubs.onlinelibrary.wiley.com/doi/full/10.1002/2014GC005407