Update serviioCDS.php

- Function getProfiles (functionality now in getReferenceData)
- Function getDescriptiveMetadataExtractors (functionality now in getReferenceData)
- Function getBrowsingCategoriesLanguages (functionality now in getReferenceData)
- Function getCpuCores (functionality now in getReferenceData)
- Function getCategoryVisibilityTypes (functionality now in getReferenceData)
- Function getProfiles (functionality now in getReferenceData)
- Added function getReferenceData (Serviio API 1.2)
- Renamed function getTranscoding to getDelivery
- Renamed function putTranscoding to putDelivery
- Updated function getDelivery to include subtitle values with reference to Serviio API 1.2
- Updated function putDelivery to include subtitle values with reference to Serviio API 1.2