Update README.rst

README.rst

@@ -9,7 +9,7 @@ The package provides a large number of linear transforms including Gabor
 transforms along with routines for constructing windows (filter prototypes)
 and routines for manipulating coefficients.
 
-The original LTFAT Toolbox for MATLAB®/Octave is developed at
+The original LTFAT Toolbox for MATLAB/Octave is developed at
 `CAHR <http://www.dtu.dk/centre/cahr/English.aspx>`_, Technical
 University of Denmark, `ARI <http://www.kfs.oeaw.ac.at>`_, Austrian Academy
 of Sciences and `I2M <http://www.i2m.univ-amu.fr>`_, Aix-Marseille Université.