add rough outline routine for reencryption of the vault

vault.sh

@@ -19,11 +19,17 @@ fi
 
 case "$ACTION" in
     "decrypt")
-        gpg2 --batch --use-agent --decrypt $(dirname $0)/vault_passphrase.gpg 2>/dev/null
+        gpg2 --batch --use-agent --decrypt $VAULT_PASS_FILE 2>/dev/null
     ;;
 
     "reencrypt")
-
+        gpg2 --batch --use-agent --output $REPO_BASE_PATH/gpg/vault_passphrase --decrypt $VAULT_PASS_FILE
+	CMD="gpg2 --batch --use-agent --armor --output $VAULT_PASS_FILE"
+        for FINGERPRINT in $(cat KEY_FILE) do
+          CMD="$CMD --recipient $FINGERPRINT"
+        done
+        CMD="$CMD --encrypt $REPO_BASE_PATH/gpg/vault_passhphrase"
+	$($CMD)
     ;;
 
     "init")