Reduce images folder size from 2.84 MB to 1.41 MB using PNG Optimize for web and resizing.
Reduced all images to max size of 500 x 500.
Add photos for Private, Unknown, DIY. Icons from Wikimedia.
Add Icon for Heltec HT62 (Chip module)
Add Image for Heltec Wireless Tracker V1.0 since it looks fairly similar to V1.1.
