* Replaced SuperWoW GUID with native Turtle WoW GUID in focus system
* Added memoization API for `/pfcast` and `/castfocus` performance boost
* Moved Druid mana bar from superwow.lua to nampower.lua
* Cleaned up superwow.lua - removed duplicate/migrated code
* Updated GUI: "Druid Settings" replaces "SuperWoW Settings" header
* Focus system now standalone - no SuperWoW dependency required
Bugfixes:
- Fixed 40-yard range check not working for raid/party frames
- Fixed aggro indicator not displaying properly on raid/party frames
- Improved aggro cache to only cache positive results for instant detection
- Fixed HP/Mana not updating with "Use Raid Frames for group" enabled
- Added SuperWoW nil-check for SpellInfo
- Added missing events: PARTY_MEMBER_ENABLE, PARTY_MEMBER_DISABLE, PLAYER_UPDATE_RESTING
UI Improvements:
- Share/Hoverbind buttons now show warning when module is disabled