message: script: preventing non-compatible sed binary.
diff: @@ -17,6 +17,11 @@ if test -z "$1"; then
  exit 1
  fi
  +if ! sed --help | grep -q 'GNU'; then
  + echo "Error: the installed sed package is not compatible. Please make sure you have GNU sed installed in your system.";
  + exit 1;
  +fi
  +
  RET=0
  PREV_BRANCH=$(git name-rev --name-only HEAD)
  PREV_HEAD=$(git rev-parse HEAD)
  