Compress images for better speed

[kcjonesevans]

Properly formatting and compressing images can save many bytes of data. Optimize the following images to reduce their size by 219.8KiB (58% reduction).

• Compressing http://gdidayton.com/img/events/event_code-coffee.jpeg could save 191.6KiB (84% reduction).
• Compressing http://gdidayton.com/img/events/event_html_css_refresher.png could save 16.3KiB (17% reduction).
• Compressing http://gdidayton.com/img/gdi-dayton-logo.png could save 12KiB (26% reduction).

[zastrow]

Oh, I am on this. I love optimizing images. 😍