erp5_wendelin: add new category Big Data for business applications and...
erp5_wendelin: add new category Big Data for "business applications" and Stream Ingestion category to "use". Move portal categories from erp5_wendelin_data to erp5_wendelin.
erp5_wendelin: add new category Big Data for "business applications" and Stream Ingestion category to "use". Move portal categories from erp5_wendelin_data to erp5_wendelin.