ENH: test: make test apps compile. Fixes #876.

applications/test/HashTable2/Test-HashTable2.C

applications/test/PackedList/Test-PackedList.C

applications/test/PackedList1/Test-PackedList1.C

applications/test/PatchEdgeFaceWave/Test-PatchEdgeFaceWave.C

applications/test/PatchTools/Test-PatchTools.C

applications/test/extendedStencil/Test-ExtendedStencil.C

applications/test/fieldDependency/Make/options

applications/test/fieldDependency/Test-fieldDependency.C

applications/test/fieldMapping/Test-fieldMapping.C

applications/test/findCell-octree/Test-findCell-octree.C

...eFeatureEdges-octree/Test-findSphereFeatureEdges-octree.C

applications/test/graph/Test-graph.C

applications/test/hexRef8/Test-hexRef8.C

...s/test/mapDistributePolyMesh/Test-mapDistributePolyMesh.C

applications/test/mappedPatch/Test-MappedPatch.C

applications/test/router/Test-processorRouter.C

applications/test/syncTools/Test-syncTools.C

applications/test/wallDist/Test-wallDist.C