Updated to fix bug when using Mixed Boundary conditions in the Inc Navier...

Updated to fix bug when using Mixed Boundary conditions in the Inc Navier Stokes Solver in parallell. The m_hash key was previously only being set on one processor. This has now been made to have the same value on all processsors

library/MultiRegions/AssemblyMap/AssemblyMapCG2D.cpp

@@ -502,6 +502,12 @@ namespace Nektar
             
             m_hash = boost::hash_range(
                 m_localToGlobalMap.begin(), m_localToGlobalMap.end());
+
+            // Add up hash values if parallel
+            int hash = m_hash;
+            m_comm->AllReduce(hash, 
+                              LibUtilities::ReduceSum);
+            m_hash = hash;
         }
 
         /**

library/MultiRegions/AssemblyMap/AssemblyMapCG3D.cpp

@@ -1461,6 +1461,12 @@ namespace Nektar
 
             m_hash = boost::hash_range(m_localToGlobalMap.begin(), 
                                        m_localToGlobalMap.end());
+
+            // Add up hash values if parallel
+            int hash = m_hash;
+            m_comm->AllReduce(hash, 
+                              LibUtilities::ReduceSum);
+            m_hash = hash;
         }
     } // namespace
 } // namespace

library/MultiRegions/AssemblyMap/AssemblyMapDG.cpp

@@ -171,6 +171,12 @@ namespace Nektar
 
             m_hash = boost::hash_range(m_localToGlobalBndMap.begin(),
                                        m_localToGlobalBndMap.end());
+
+            // Add up hash values if parallel
+            int hash = m_hash;
+            m_comm->AllReduce(hash, 
+                              LibUtilities::ReduceSum);
+            m_hash = hash;
         }