message: Fix xxd output to be same on mac and linux.
  Summary:
  Fix xxd output to be same on mac and linux, allows tests
  to pass on both mac and linux with the same data.
diff: @@ -97,7 +97,7 @@ for d in $dex_dirs; do
  tmp_oat=`mktemp`
  $oatmeal_binary -v $version -b -o $tmp_oat $dex_files_arg $dex_locations_args > $tmp_oat.output 2>&1 || \
  echo -e "==============\nExit status $?" >> $tmp_oat.output 2>&1
  - xxd $tmp_oat > $actual
  + xxd $tmp_oat | awk '{ printf "%08x", strtonum("0x" $1); $1=""; printf ":%s\n", $0 }' > $actual
  cat $tmp_oat.output >> $actual
  if ! diff $actual $expected > /dev/null; then
  echo "Output differed for expected for $f"
  @@ -112,7 +112,7 @@ for d in $dex_dirs; do
  tmp_oat=`mktemp`
  $oatmeal_binary -v $version -b -o $tmp_oat $dex_files_arg $dex_locations_args > $tmp_oat.output 2>&1 || \
  echo -e "==============\nExit status $?" >> $tmp_oat.output 2>&1
  - xxd $tmp_oat > $new_output
  + xxd $tmp_oat | awk '{ printf "%08x", strtonum("0x" $1); $1=""; printf ":%s\n", $0 }' > $new_output
  cat $tmp_oat.output >> $new_output
  if [ -f $expected ] && ! diff $expected $new_output > /dev/null; then
  