Description: scripts: make load-devel-config not to appear as executable

Quoting the first line of the script: "#! /bin/echo must be loaded with ."
Given that we should drop the .sh file ending as well as the executable
flag - both are not needed to source the file.

Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>

Origin: Upstream, http://dpdk.org/dev/patchwork/patch/15100/
Author: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Last-Update: 2016-08-03

--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -27,7 +27,7 @@
 F: scripts/check-maintainers.sh
 F: scripts/check-git-log.sh
 F: scripts/checkpatches.sh
-F: scripts/load-devel-config.sh
+F: scripts/load-devel-config
 F: scripts/test-build.sh
 
 Stable Branches
--- a/scripts/checkpatches.sh
+++ b/scripts/checkpatches.sh
@@ -33,7 +33,7 @@
 # Load config options:
 # - DPDK_CHECKPATCH_PATH
 # - DPDK_CHECKPATCH_LINE_LENGTH
-. $(dirname $(readlink -e $0))/load-devel-config.sh
+. $(dirname $(readlink -e $0))/load-devel-config
 
 length=${DPDK_CHECKPATCH_LINE_LENGTH:-80}
 
--- /dev/null
+++ b/scripts/load-devel-config
@@ -0,0 +1,12 @@
+# Load DPDK devel config and allow override
+# from system file
+test ! -r /etc/dpdk/devel.config ||
+        . /etc/dpdk/devel.config
+# from user file
+test ! -r ~/.config/dpdk/devel.config ||
+        . ~/.config/dpdk/devel.config
+# from local file
+test ! -r $(dirname $(readlink -m $0))/../.develconfig ||
+        . $(dirname $(readlink -m $0))/../.develconfig
+
+# The config files must export variables in the shell style
--- a/scripts/load-devel-config.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-#! /bin/echo must be loaded with .
-
-# Load DPDK devel config and allow override
-# from system file
-test ! -r /etc/dpdk/devel.config ||
-        . /etc/dpdk/devel.config
-# from user file
-test ! -r ~/.config/dpdk/devel.config ||
-        . ~/.config/dpdk/devel.config
-# from local file
-test ! -r $(dirname $(readlink -m $0))/../.develconfig ||
-        . $(dirname $(readlink -m $0))/../.develconfig
-
-# The config files must export variables in the shell style
--- a/scripts/test-build.sh
+++ b/scripts/test-build.sh
@@ -48,7 +48,7 @@
 # - DPDK_NOTIFY (notify-send)
 # - LIBSSO_SNOW3G_PATH
 # - LIBSSO_KASUMI_PATH
-. $(dirname $(readlink -e $0))/load-devel-config.sh
+. $(dirname $(readlink -e $0))/load-devel-config
 
 print_usage () {
 	echo "usage: $(basename $0) [-h] [-jX] [-s] [config1 [config2] ...]]"
@@ -211,7 +211,7 @@
 	# reload config with DPDK_TARGET set
 	DPDK_TARGET=$target
 	reset_env
-	. $(dirname $(readlink -e $0))/load-devel-config.sh
+	. $(dirname $(readlink -e $0))/load-devel-config
 
 	options=$(echo $conf | sed 's,[^~+]*,,')
 	dir=$conf