Rebrand from Casera/MyCrib to honeyDue

Total rebrand across KMM project:
- Kotlin package: com.example.casera -> com.tt.honeyDue (dirs + declarations)
- Gradle: rootProject.name, namespace, applicationId
- Android: manifest, strings.xml (all languages), widget resources
- iOS: pbxproj bundle IDs, Info.plist, entitlements, xcconfig
- iOS directories: Casera/ -> HoneyDue/, CaseraTests/ -> HoneyDueTests/, etc.
- Swift source: all class/struct/enum renames
- Deep links: casera:// -> honeydue://, .casera -> .honeydue
- App icons replaced with honeyDue honeycomb icon
- Domains: casera.treytartt.com -> honeyDue.treytartt.com
- Bundle IDs: com.tt.casera -> com.tt.honeyDue
- Database table names preserved

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

TASK_CACHING.md

@@ -33,7 +33,7 @@ UI Updates Automatically
 
 ### Android
 - **Location**: SharedPreferences
-- **File**: `mycrib_cache`
+- **File**: `honeydue_cache`
 - **Key**: `cached_tasks`
 - **Format**: JSON string
 
@@ -44,7 +44,7 @@ UI Updates Automatically
 
 ### JVM/Desktop
 - **Location**: Java Preferences
-- **Node**: `com.mycrib.cache`
+- **Node**: `com.honeydue.cache`
 - **Key**: `cached_tasks`
 - **Format**: JSON string