Speed Optimizer

Medium risk: 7 changed templates, 3 removed methods, 1 new outbound host.

• SiteGround_Optimizer\Lazy_Load\Lazy_Load_Iframes::add_lazyload_class() was removed.
• SiteGround_Optimizer\Lazy_Load\Lazy_Load_Images::add_lazyload_class() was removed.
• SiteGround_Optimizer\Lazy_Load\Lazy_Load_Videos::add_lazyload_class() was removed.
• The template templates/campaigns/campaign-template.php changed. Any theme override of it is now out of date and will miss the change.
• The template templates/campaigns/new-campaign-template.php changed. Any theme override of it is now out of date and will miss the change.
• The template templates/partials/campaing-0-step.php changed. Any theme override of it is now out of date and will miss the change.
• The template templates/partials/campaing-1-step.php changed. Any theme override of it is now out of date and will miss the change.
• The template templates/partials/campaing-2-step.php changed. Any theme override of it is now out of date and will miss the change.
• The template templates/performance_reports/features.php changed. Any theme override of it is now out of date and will miss the change.
• The template templates/performance_reports/performance_reports.php changed. Any theme override of it is now out of date and will miss the change.
• New external hostnames appear in this release: lazy-src-placeholder.com.