FEM: example multimaterial two boxes, add it to the example manager

src/Mod/Fem/femexamples/manager.py

@@ -123,6 +123,20 @@ def run_ccx_cantileverprescribeddisplacement(solver=None, base_name=None):
     return doc
 
 
+def run_multimaterial_twoboxes(solver=None, base_name=None):
+
+    from femexamples.multimaterial_twoboxes import setup
+    doc = setup()
+
+    if base_name is None:
+        base_name = "Multimaterial_Two-Boxes"
+        if solver is not None:
+            base_name += "_" + solver
+    run_analysis(doc, base_name)
+
+    return doc
+
+
 def run_rcwall2d(solver=None, base_name=None):
 
     from femexamples.rc_wall_2d import setup_rcwall2d as setup
@@ -164,6 +178,8 @@ def run_thermomech_spine(solver=None, base_name=None):
 doc = run_ccx_cantilevernodeload("ccxtools")
 doc = run_ccx_cantilevernodeload("z88")
 
+doc = run_multimaterial_twoboxes()
+
 doc = run_rcwall2d()
 
 doc = run_thermomech_spine()