Minor fix in matfaust doc, matfaust.isFaust was missing in doxygen doc.

gen_doc/CMakeLists.txt

@@ -25,7 +25,7 @@ if(BUILD_DOCUMENTATION)
 			string(CONCAT DOXYGEN_FILE_PATTERNS "*.cpp *.hpp *.h *.cu *.hu")
 		endif()
 		if(BUILD_WRAPPER_MATLAB)
-			string(CONCAT DOXYGEN_FILE_PATTERNS ${DOXYGEN_FILE_PATTERNS} " Faust.m FaustMulMode.m StoppingCriterion.m ConstraintGeneric.m ConstraintMat.m ConstraintReal.m ConstraintInt.m ConstraintName.m ParamsFact.m ParamsHierarchical.m ParamsPalm4MSA.m FaustFactory.m hadamard.m quickstart.m fft.m bsl.m runtimecmp.m runall.m version.m faust_fact.m ParamsHierarchicalSquareMat.m ParamsHierarchicalRectMat.m license.m omp.m wht.m dft.m eye.m rand.m  eigtj.m hierarchical.m fact.m palm4msa.m fgft_givens.m fgft_palm.m svdtj.m splin.m spcol.m proj_gen.m sp.m const.m supp.m hankel.m toeplitz.m circ.m normcol.m normlin.m splincol.m blockdiag.m skperm.m enable_gpu_mod.m ") # warning: the space on the end matters
+			string(CONCAT DOXYGEN_FILE_PATTERNS ${DOXYGEN_FILE_PATTERNS} " Faust.m FaustMulMode.m StoppingCriterion.m ConstraintGeneric.m ConstraintMat.m ConstraintReal.m ConstraintInt.m ConstraintName.m ParamsFact.m ParamsHierarchical.m ParamsPalm4MSA.m FaustFactory.m hadamard.m quickstart.m fft.m bsl.m runtimecmp.m runall.m version.m faust_fact.m ParamsHierarchicalSquareMat.m ParamsHierarchicalRectMat.m license.m omp.m wht.m dft.m eye.m rand.m  eigtj.m hierarchical.m fact.m palm4msa.m fgft_givens.m fgft_palm.m svdtj.m splin.m spcol.m proj_gen.m sp.m const.m supp.m hankel.m toeplitz.m circ.m normcol.m normlin.m splincol.m blockdiag.m skperm.m enable_gpu_mod.m isFaust.m ") # warning: the space on the end matters
 		endif()
 		if(BUILD_WRAPPER_PYTHON)
 			string(CONCAT DOXYGEN_FILE_PATTERNS ${DOXYGEN_FILE_PATTERNS} "__init__.py factparams.py demo.py tools.py fact.py proj.py")

wrapper/matlab/+matfaust/isFaust.m

 
 %================================================================
-%> Returns true if obj is a Faust object, false otherwise.
+%> @brief Returns true if obj is a Faust object, false otherwise.
 %===
 %>
 %> @b Example