Fix documentation inconsistencies across all .md files

- 02-theoretical-foundation.md: "sechsphasige" → "vierphasige"
- WEBSITE-OUTLINE.md: Remove Co-Intelligence Deep Dive (now only System 1.42)
- bibliography.js: Remove duplicate 'Pollin 2025' key
- README.md: Update intro steps (4 → 6)
- implementation.md: Update step count (18 → 19), intro steps, deep dives list

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: chpollin

README.md

@@ -63,7 +63,7 @@ src/
 │   │   ├── Glossary.svelte       # Glossar-Übersicht (alphabetisch)
 │   │   ├── Bibliography.svelte   # Bibliographie mit APA-Zitaten
 │   │   ├── steps/                # Step-Komponenten pro Phase
-│   │   │   ├── intro/            # Definition, Kernprinzip, Methodik, Phasen
+│   │   │   ├── intro/            # Definition, Vibe Coding, Strange New Minds, Kernprinzip, Methodik, Phasen
 │   │   │   ├── phase1/           # Titel, Rohdaten, Sammlung
 │   │   │   ├── phase2/           # Struktur, Entitäten, Fragen
 │   │   │   ├── phase3/           # Titel, Dokumente, Vault