update

README.md

@@ -4,7 +4,7 @@ python utilities and modules to read NCEP gfs spectral, surface and nemsio files
 [numpy](http://numpy.org), [netcdf4-python](https://github.com/Unidata/netcdf4-python) and
 [gfortran](https://gcc.gnu.org/wiki/GFortran) are required, 
 plus the [shtns](https://bitbucket.org/nschaeff/shtns) spherical harmonic transform
-library (plus the python interface).
+library (including the python interface).
 
 * set the env vars `SHTNS_LIBDIR` and `FFTW3_LIBDIR` to point to where the `shtns` and `fftw3` 
 libraries are installed.  [fftw3](http://www.fftw.org) is required by [shtns](https://bitbucket.org/nschaeff/shtns).