scilab: return SWIG_OK or SWIG_ERROR (instead of 0)
scilab: no block in matrix typemaps
scilab: rename "vector" to "matrix" in matrix typemaps
scilab: fix memory leak in matrix typemaps
scilab: fix li_typemaps test (float)
scilab: improve doc on structs + small fixes on classes
scilab: implement smart_pointer_simple test
scilab: in int typemap use API CreateMatrixOfDoubleAsInteger