Remove obsolete file manager organize options (#12)

Remove UI options for features that no longer exist:
- qB download auto-organize
- downloader smart classification
- seeding (keep seeding)

Also remove related warning banners and simplify move transfer labels.

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: truewhile <truewhile@users.noreply.github.com>

web/src/pages/AutoOrganizeSettingsPanel.tsx

@@ -18,7 +18,6 @@ type AutoOrganizeSettingsPanelProps = {
   loading: boolean
   saving: boolean
   running: boolean
-  moveKeepsSeeding: boolean
   onRefresh: () => void
   onSave: () => void
   onRunNow: () => void
@@ -40,7 +39,6 @@ export function AutoOrganizeSettingsPanel({
   loading,
   saving,
   running,
-  moveKeepsSeeding,
   onRefresh,
   onSave,
   onRunNow,
@@ -108,7 +106,6 @@ export function AutoOrganizeSettingsPanel({
         <AutoOrganizeBasicTab
           config={config}
           currentDir={currentDir}
-          moveKeepsSeeding={moveKeepsSeeding}
           onConfigChange={onConfigChange}
         />
       )}