Change sh to bash (#900)

Change shell scripts from `#!/bin/sh` to `#!/bin/bash`

Author: victorapm

AUTOTEST/basic.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-case.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-double.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-glob-symb.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-headers.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-int.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-license.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-mem.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/check-mpi.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #

AUTOTEST/cleantest.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # Copyright (c) 1998 Lawrence Livermore National Security, LLC and other
 # HYPRE Project Developers. See the top-level COPYRIGHT file for details.
 #