0022182: EDF SMESH: Mesh does not compute after a "Clear Mesh Data"

0022182: EDF SMESH: Mesh does not compute after a "Clear Mesh Data"

bool SMESH_subMesh::ComputeStateEngine(int event)
{
...
+  if ( event == CLEAN )
+    _alwaysComputed = false; // Unset 'true' set by MergeNodes() (issue 0022182)
}