deleted script because it's not used

scripts/downloadInstaller.sh

@@ -1,15 +0,0 @@
-#!/usr/bin/env bash
-# fail script immediately on any errors in external commands and print the lines
-set -ev
-
-outputFile="$TRAVIS_BUILD_DIR/$1/alf-installer.bin"
-host="s3-eu-west-1.amazonaws.com"
-contentType="binary/octet-stream"
-dateValue=`TZ=GMT date -R`
-stringToSign="GET\n\n${contentType}\n${dateValue}\n${S3_INSTALLER_PATH}"
-signature=`echo -en ${stringToSign} | openssl sha1 -hmac $RELEASE_AWS_SECRET_KEY -binary | base64`
-curl -H "Host: ${host}" \
-     -H "Date: ${dateValue}" \
-     -H "Content-Type: ${contentType}" \
-     -H "Authorization: AWS $RELEASE_AWS_ACCESS_KEY:${signature}" \
-     https://${host}${S3_INSTALLER_PATH} -o ${outputFile}