Minor change.

Update matfaut.demo.hadamardfact demo API doc.

wrapper/matlab/+matfaust/+demo/+hadamardfact/demo_fact_hadamard.m

@@ -40,10 +40,10 @@
 %
 %%
 %======================================================================
-%> Description demo_fact_hadamard
+%> This demo hierarchically factorizes the Hadamard dictionary and then plots the results.
+%======================================================================
 %>
-%>  This demo hierarchically factorizes the Hadamard dictionary and then
-%>  plots the results. This essentially reproduces figure 2 from [1].
+%>  This essentially reproduces figure 2 from [1].
 %>
 %>	<a href="https://hal.archives-ouvertes.fr/hal-01167948v1">[1]</a>
 %> 	Le Magoarou L. and Gribonval R., "Flexible multi-layer sparse

wrapper/matlab/+matfaust/+demo/+hadamardfact/norm_hadamard.m

@@ -41,6 +41,7 @@
 %%
 %======================================================================
 %> This demo makes some time comparison between the 2-norm of the Hadamard matrix and
+%======================================================================
 %>  her Faust representation for different dimension
 %>  of the Hadamard matrix.
 %>

wrapper/matlab/+matfaust/+demo/+hadamardfact/speed_up_hadamard.m

@@ -40,12 +40,7 @@
 %	<https://hal.archives-ouvertes.fr/hal-01167948v1>
 %%
 %===============================================================================
-%> Description speed_up_hadamard
-%>
-%>  This demo makes some time comparison between (Hadamard matrix)-vector multiplication and
-%>  (Hadamard factorisation i.e a FAµST)-vector multiplication for different dimension
-%>  of the Hadamard matrix.
-%>
+%> This demo makes some time comparison between (Hadamard matrix)-vector multiplication and (Hadamard factorisation i.e a FAµST)-vector multiplication for different dimension of the Hadamard matrix.
 %===============================================================================
 function speed_up_hadamard()
 	import matfaust.Faust