feat: friendly tool names per MCP title field or manifest

- Aggiunto campo 'title' a tools/list in tutti gli script MCP locali
  (Gmail, Gcal, Drive, Email, SSH, Weather, Wikipedia, WhatsApp)
- Aggiunto tools[]/display_name nel manifest per connector remoti/package
  esterni (Firecrawl, HTTP Fetch, Exa, Tavily, SerpAPI Flights)
- Documentata convenzione e resolution order in SKALD.md
- Aggiornata manifest_guide.md per tools[] in connectors.json
- Bumped version e sha256 per tutti i 13 connector

connectors/wikipedia/wikipedia_mcp_server.py

@@ -200,6 +200,7 @@ def _read_article(args: dict[str, Any]) -> str:
 TOOLS = [
     {
         "name": "status",
+        "title": "Status",
         "description": (
             "Self-check that the Wikipedia integration is operational: confirms "
             "the Wikipedia API is reachable by issuing a cheap siteinfo query. "
@@ -209,6 +210,7 @@ TOOLS = [
     },
     {
         "name": "search",
+        "title": "Search Wikipedia",
         "description": (
             "Search Wikipedia articles by keyword. Returns a list of matching "
             "article titles with short descriptions and URLs. Use this to find "