message: Address run-dev.sh review comments.
diff: set -eu
  BASEDIR=$(readlink -f $(dirname $0))
  -CHAINSPEC=/tmp/chainspec.toml
  +CHAINSPEC=$(mktemp -t chainspec_XXXXXXXX --suffix .toml)
  run_node() {
  ID=$1
  @@ -53,7 +53,7 @@ cargo build -p casper-node
  # Update the chainspec to use the current time as the genesis timestamp.
  cp ${BASEDIR}/resources/local/chainspec.toml ${CHAINSPEC}
  -sed -i "s/timestamp = [[:digit:]]*/timestamp = $(date '+%s000')/" ${CHAINSPEC}
  +sed -i "s/^\([[:alnum:]_]*timestamp\) = .*/\1 = $(date '+%s000')/" ${CHAINSPEC}
  sed -i 's|\.\./\.\.|'"$BASEDIR"'|' ${CHAINSPEC}
  sed -i 's|accounts\.csv|'"$BASEDIR"'/resources/local/accounts.csv|' ${CHAINSPEC}
  