Fixed problem with scaled legendre poly

...ndre-scaled-welltempered/bias.ves1.iter-10.data.reference

...-le-1d-legendre-scaled-welltempered/coeffs.data.reference

...-le-1d-legendre-scaled-welltempered/colvar.data.reference

...e-1d-legendre-scaled-welltempered/gradient.data.reference

...re-scaled-welltempered/targetdist-averages.data.reference

...ndre-scaled-welltempered/bias.ves1.iter-10.data.reference

...-le-2d-legendre-scaled-welltempered/coeffs.data.reference

...-le-2d-legendre-scaled-welltempered/colvar.data.reference

...e-2d-legendre-scaled-welltempered/gradient.data.reference

...re-scaled-welltempered/targetdist-averages.data.reference

src/ves/LinearBasisSetExpansion.cpp