Mystery update

- added option to have no seasons
- most organ pipes are now detached and fall down while destroying the organ
- slight performance optimisation in several scripts
- more organ music

- unwanted staccato play at larger distances from organs eliminated
- organs are slightly less loud (gives room for improvement📢)
- swallow‘s nest organ moved further east in anticipation of larger organ at western end
- pedal keys were in wrong order

- Swallow‘s nest organ is now also playable.
- organ sounds reach further (has the unintended consequence of notes becoming more detached the further you’re away)

- better looking floor
- newly made choir organ w/ ability to play midi

added altar in front of rood screen (removed during Reformation)

completed second gate.

- large round tower
- more wall

- portcullis at inner gate
- more wall and guard tower