fix initialize morpher in tests

dart/default.py

@@ -190,8 +190,7 @@ def morpher(msh, dim, mov, fxd = ['upstream', 'farfield', 'downstream'], fld = '
         name of physical tag contaning the symmetry plane (y)
     """
     args = parseargs()
-    mshDef = tbox.MshDeform(msh, dim)
-    mshDef.nthreads = args.k
+    mshDef = tbox.MshDeform(msh, dim, nthrds=args.k)
     mshDef.setField(fld)
     mshDef.addFixed(fxd)
     mshDef.addMoving(mov)

dart/src/wSolver.cpp

@@ -103,7 +103,7 @@ Solver::Solver(std::shared_ptr<Problem> _pbl,
               << "Number of nodes: " << pbl->msh->nodes.size() << "\n"
               << "Number of elements: " << pbl->msh->elems.size() << "\n";
     std::cout << "--- Physical groups ---\n"
-              << "Fluid on: " << *pbl->fluid->tag << "\n";
+              << "Fluid on " << *pbl->fluid->tag << "\n";
     for (auto bnd : pbl->fBCs)
         std::cout << "Freestream on " << *bnd->tag << "\n";
     for (auto bnd : pbl->dBCs)