add export call

.env.openshift

@@ -47,3 +47,24 @@ EMAIL_FROM_ADDRESS=from_address@gmail.com
 # This invitation code will be required for users to signup with your Huginn installation.
 # You can see its use in user.rb.
 INVITATION_CODE=try-huginn
+
+export \
+   APP_SECRET_TOKEN \
+   DOMAIN \
+   DATABASE_ADAPTER \
+   DATABASE_ENCODING \
+   DATABASE_RECONNECT \
+   DATABASE_NAME \
+   DATABASE_POOL \
+   DATABASE_USERNAME \
+   DATABASE_PASSWORD \
+   DATABASE_HOST \
+   DATABASE_PORT \
+   DATABASE_SOCKET \
+   SMTP_DOMAIN \
+   SMTP_USER_NAME \
+   SMTP_PASSWORD \
+   SMTP_SERVER \
+   SMTP_PORT \
+   SMTP_AUTHENTICATION \
+   SMTP_ENABLE_STARTTLS_AUTO