ENH: move scotch settings to etc/apps/scotch

- NB: A csh version is not needed, since the values here are only
      sourced during the wmake process

etc/apps/scotch/bashrc

+#----------------------------------*-sh-*--------------------------------------
+# =========                 |
+# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+#  \\    /   O peration     |
+#   \\  /    A nd           | Copyright (C) 2010-2010 OpenCFD Ltd.
+#    \\/     M anipulation  |
+#------------------------------------------------------------------------------
+# License
+#     This file is part of OpenFOAM.
+#
+#     OpenFOAM is free software: you can redistribute it and/or modify it
+#     under the terms of the GNU General Public License as published by
+#     the Free Software Foundation, either version 3 of the License, or
+#     (at your option) any later version.
+#
+#     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+#     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+#     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+#     for more details.
+#
+#     You should have received a copy of the GNU General Public License
+#     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+#
+# File
+#     scotch/bashrc
+#
+# Description
+#     Setup file for scotch include/libraries.
+#     Sourced during wmake process only.
+#
+# Note
+#     A csh version is not needed, since the values here are only sourced
+#     during the wmake process
+#------------------------------------------------------------------------------
+
+export SCOTCH_VERSION=scotch_5.1.10b
+export SCOTCH_ARCH_PATH=$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$SCOTCH_VERSION
+
+# -----------------------------------------------------------------------------

src/parallel/decompose/Allwmake

 #!/bin/sh
 cd ${0%/*} || exit 1    # run from this directory
-set -x
 
-SCOTCH_VERSION=scotch_5.1.10b
-SCOTCH_ARCH_PATH=$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$SCOTCH_VERSION
-export SCOTCH_ARCH_PATH
+# get SCOTCH_VERSION, SCOTCH_ARCH_PATH
+settings=`$WM_PROJECT_DIR/bin/foamEtcFile apps/scotch/bashrc`
+if [ -f "$settings" ]
+then
+    . $settings
+    echo "using SCOTCH_ARCH_PATH=$SCOTCH_ARCH_PATH"
+else
+    echo
+    echo "Error: no apps/scotch/bashrc settings"
+    echo
+fi
+set -x
 
 wmakeLnInclude decompositionMethods