Fixed a typo in keyword, thanks to @bpampel

regtest/ves/rt-bf-chebyshev/plumed.dat

regtest/ves/rt-bf-cosine/plumed.dat

regtest/ves/rt-bf-custom-legendre/plumed.dat

regtest/ves/rt-bf-custom-transform/plumed.dat

regtest/ves/rt-bf-custom/plumed.dat

regtest/ves/rt-bf-fourier/plumed.dat

regtest/ves/rt-bf-legendre-scaled/plumed.dat

regtest/ves/rt-bf-legendre/plumed.dat

regtest/ves/rt-bf-powers/plumed.dat

regtest/ves/rt-bf-sine/plumed.dat

src/ves/BasisFunctions.h

src/ves/OutputBasisFunctions.cpp