Rename project references from Pixel View to ADS-Bit

Rename pixel-view.js to ads-bit.js, rename PixelADSB class to ADSBit,
and update all documentation and code comments to use ADS-Bit branding
consistently throughout the project.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

index.html

@@ -397,6 +397,6 @@
         <span id="sun-times">☀ --:-- / 🌙 --:--</span>
     </div>
 
-    <script src="pixel-view.js?v=47"></script>
+    <script src="ads-bit.js?v=48"></script>
 </body>
 </html>