Adding plot for eigenvectors of theory covariance matrix
Created by: RosalynLP
Example reports: https://vp.nnpdf.science/Vpn8ELdkQwab0g0w1S2VzQ==/ https://vp.nnpdf.science/mHKf-9cLTPGTC40FxCPesg==/
Created by: RosalynLP
Example reports: https://vp.nnpdf.science/Vpn8ELdkQwab0g0w1S2VzQ==/ https://vp.nnpdf.science/mHKf-9cLTPGTC40FxCPesg==/