Initial commit: Developer Tools MVP with visual editor

- Complete React app with 7 developer tools
- JSON Tool with visual structured editor
- Serialize Tool with visual structured editor
- URL, Base64, CSV/JSON, Beautifier, Diff tools
- Responsive navigation with dropdown menu
- Dark/light mode toggle
- Mobile-responsive design with sticky header
- All tools working with copy/paste functionality

node_modules/relateurl/lib/parse/host.js

@@ -0,0 +1,26 @@
+"use strict";
+
+function parseHost(urlObj, options)
+{
+	// TWEAK :: condition only for speed optimization
+	if (options.ignore_www)
+	{
+		var host = urlObj.host.full;
+		
+		if (host)
+		{
+			var stripped = host;
+			
+			if (host.indexOf("www.") === 0)
+			{
+				stripped = host.substr(4);
+			}
+			
+			urlObj.host.stripped = stripped;
+		}
+	}
+}
+
+
+
+module.exports = parseHost;