Add extra script for sync detection test.

Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>

src/sync-test.sh

+#!/bin/bash
+SEEDS="$1"
+MAX_SEED=$(($SEEDS - 1))
+P="$2"
+shift 2
+echo "n seeds       : $SEEDS"
+echo "ber-test args : $@"
+echo "params        : $P"
+for seed in $(seq 0 $MAX_SEED)
+do
+  echo $(AWM_SEEDS=$seed AWM_PARAMS="$P" AWM_REPORT="sync" ber-test.sh "$@")
+done | awk '{bad += $1; files += $2; print bad, files, bad * 100. / files }'