Merge branch 'stretch' of https://github.com/bashrc/freedombone

src/freedombone-splitkey

 shred -zu "$FRAGMENTS_DIR/backup_pubkey.txt"
 
 KEY_SHARES=$((KEY_FRAGMENTS * 2))
-if ! gfsplit -n "$KEY_FRAGMENTS" -m "$KEY_SHARES $KEYS_FILE"; then
+if ! gfsplit -n "$KEY_FRAGMENTS" -m $KEY_SHARES "$KEYS_FILE"; then
     echo $"Unable to split the gpg key"
     rm -rf "$FRAGMENTS_DIR"
     if [ -f "$KEYS_FILE" ]; then