Extended Grief

Extended Grief v1.1
- Added separate grief presentation and duration for Best Friend and family losses.
- Best Friend Extended Grief now lasts 8 days; family remains 14 days.
- Devoted Zois now experience 18 days of Extended Grief after losing a spouse, while retaining the vanilla Devoted grief reaction.
- Added staggered grief timing between Zois.
- Prevented multiple Extended Grief timelines from stacking after multiple deaths.
- Family grief waves now use the Tremendous Loss presentation.
-Added safeguards for ongoing v1.0 grief cycles when updating to v1.1.