FEM: examples, small improvements

src/Mod/Fem/femexamples/ccx_cantilever_ele_hexa20.py

@@ -38,7 +38,7 @@ def get_information():
         "meshtype": "solid",
         "meshelement": "Hexa20",
         "constraints": ["fixed", "force"],
-        "solvers": ["calculix", "z88", "elmer"],
+        "solvers": ["calculix", "elmer", "z88"],
         "material": "solid",
         "equation": "mechanical"
     }

src/Mod/Fem/femexamples/ccx_cantilever_ele_tetra4.py

@@ -67,6 +67,11 @@ def setup(doc=None, solvertype="ccxtools"):
     # just keep the following line and change text string in get_explanation method
     manager.add_explanation_obj(doc, get_explanation(manager.get_header(get_information())))
 
+    # delete explanation object wrongly added with setup faceload
+    if hasattr(doc, "Explanation_Report001"):
+        doc.removeObject("Explanation_Report001")
+    doc.recompute()
+
     # setup cantilever faceload and exchange the mesh
     doc = setup_with_faceload(doc, solvertype)
     femmesh_obj = doc.getObject(get_meshname())

src/Mod/Fem/femexamples/ccx_cantilever_nodeload.py

@@ -35,7 +35,7 @@ def get_information():
         "meshtype": "solid",
         "meshelement": "Tet10",
         "constraints": ["fixed", "force"],
-        "solvers": ["calculix", "z88", "elmer"],
+        "solvers": ["calculix", "elmer", "z88"],
         "material": "solid",
         "equation": "mechanical"
     }