* Defer loading youtube iframe on homepage
* Resize logo section images for page speed
* Readjust sizes for customer logos
* Remove iframe load JS and use srcdoc to show preview image
* Clean up logo image files
* Clean up preview image for home page youtube video
* Add play button to actual placeholder image for consistent formatting
* Remove image resize changes
* Replace the home-page video preview image
* Remove old image
Co-authored-by: Christian Nunciato <c@nunciato.org>
