feat: Add table support to Markdown-ProseMirror converter

- Tables now render properly in Outline Wiki
- Parses Markdown table syntax (| Col1 | Col2 |)
- Converts to ProseMirror table structure with tr, th, td nodes
- First row becomes header cells (th)
- Bidirectional: tables also convert back to Markdown
- v1.3.16

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

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mcp-outline-postgresql",
-  "version": "1.3.15",
+  "version": "1.3.16",
   "description": "MCP Server for Outline Wiki via PostgreSQL direct access",
   "main": "dist/index.js",
   "scripts": {