renamed to be consistent with new solver naming convention

applications/solvers/heatTransfer/buoyantBoussinesqFoam/Make/files

-buoyantBoussinesqFoam.C
-
-EXE = $(FOAM_APPBIN)/buoyantBoussinesqFoam

applications/solvers/heatTransfer/buoyantBoussinesqPisoFoam/Make/files

+buoyantBoussinesqPisoFoam.C
+
+EXE = $(FOAM_APPBIN)/buoyantBoussinesqPisoFoam

applications/solvers/heatTransfer/buoyantBoussinesqFoam/buoyantBoussinesqFoam.C → applications/solvers/heatTransfer/buoyantBoussinesqPisoFoam/buoyantBoussinesqPisoFoam.C

@@ -23,10 +23,10 @@ License
     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 
 Application
-    buoyantBoussinesqSimpleFoam
+    buoyantBoussinesqPisoFoam
 
 Description
-    Steady-state solver for buoyant, turbulent flow of incompressible fluids
+    Transient solver for buoyant, turbulent flow of incompressible fluids
 
     Uses the Boussinesq approximation:
     \f[