* old tutorial, works on 3.0.0 (partial on 2.9 also)
thanks to BrokenTV for quest data
* support for Magic And Mythies
* oldclients - avatar fix for 3.12
* register and create viking on 1.13
* fix Data Validation Failed on viking create in 2.9
* fix tutorial on 2.9
- fix opening cryptex cage
- replace initial dialogs (Grimmel version) by old version (based on wiki info)
- replace final dialogs (Harald bomb reference)
* missions support and better init profile on 1.13
- add support for mission in old SoD
- add stub for "New Student" quest for pre 2.3
- properly set HubBerkDOFirstCommon (via tutorial/quest, not via RegisterChild)
- this allow show intro movie
- allow select and hatch first dragon (in hatchery as part of New Student quest)
- this also fix stables on 1.13
* disable mmo on old clients
* DB schema improvements
- add column DragonId to table PairData
- add foreign keys for table PairData
- remove unused column InventoryId from Vikings table
- simplifying relations viking -> selected dragon
- remove SelectedViking and SelectedVikingId from Dragon
- remove column SelectedVikingId from Dragons table
- cleanup and arrangement code in DBContext.cs
* support for dragons PairData in KeyValueService
and in "pairs" API endpoints
