Use '#!/usr/bin/env bash' as shebang in script files

Change-Id: I189d7c13425746db915415577a9e4a090aebf285

scripts/bootstrap.sh

@@ -1,8 +1,7 @@
-#!/bin/bash
-#
+#!/usr/bin/env bash
+
 # Bootstrap a minimal environment required to build
-# a Drupal distribution tarball on Ubuntu 12.04LTS (precise)
-#
+# a Drupal distribution tarball on Ubuntu 12.04 LTS (Precise Pangolin)
 
 set -xe
 

scripts/build-commons-make.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

scripts/build-translation-make.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

scripts/dev-build.sh

@@ -1,8 +1,7 @@
-#!/bin/bash
-#
+#!/usr/bin/env bash
+
 # Build groups distribution from local filesystem instead of fetching
 # directly from git
-#
 
 TARGET_DIR=${TARGET_DIR:-publish}
 PROFILE_NAME=${PROFILE_NAME:-groups}
@@ -30,4 +29,4 @@ if [ -f Gemfile ]; then
   # cleanup
   rm -rf .bundled_gems .sass-cache
 fi
-cd $cwd
+cd $cwd

scripts/gate-build.sh

@@ -1,5 +1,5 @@
-#!/bin/bash
-#
+#!/usr/bin/env bash
+
 # Gating test script for Community portal
 # 1. prepare mysql database
 # 2. build distribution tarball
@@ -8,7 +8,6 @@
 # Prerequisites:
 #   bootstrap.sh required for setup php/drush environment.
 #   git clone the project into groups directory.
-#
 
 set -xe
 
@@ -54,4 +53,4 @@ EOF
 
 mkdir -p /srv/vhosts/groups.local
 drush dsd-init @groups-dev groups-snapshot.tar.gz
-drush @groups-dev status
+drush @groups-dev status

scripts/pot-extract.sh

@@ -1,5 +1,5 @@
-#!/bin/bash
-#
+#!/usr/bin/env bash
+
 # Extract translation template files from groups modules
 #
 # templates will be created in translations/ directory as
@@ -7,7 +7,7 @@
 #
 # Usage:
 # cd profiles/groups
-# bash ./scripts/pot-extract.sh
+# ./scripts/pot-extract.sh
 
 PROFILE_DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )
 mkdir -p $PROFILE_DIR/translations/templates
@@ -25,4 +25,4 @@ ls -1 $MODULE_DIR | while read f; do
     sed 's/[ \t]*$//' > $POT_FILE
 done
 # clean-up general.pot
-rm $PROFILE_DIR/../../general.pot
+rm $PROFILE_DIR/../../general.pot

scripts/pot-lang.sh

@@ -1,7 +1,6 @@
-#!/bin/bash
-#
+#!/usr/bin/env bash
+
 # Create a new language skeleton from pot template files
-#
 
 if [ -z "$1" ]; then
     echo "Usage: $0 <lang-code>"
@@ -17,4 +16,4 @@ ls -1 $PROFILE_DIR/translations/templates/*.pot | while read f; do
   SRC=$PROFILE_DIR/translations/templates/$FILENAME.pot
   DEST=$PROFILE_DIR/translations/$LANG_CODE/$FILENAME.$LANG_CODE.po
   cp $SRC $DEST
-done
+done