Blabber Footer Banner

[jasperf]

This pull request introduces a new banner location, "Blabber Footer Start," specifically for the Blabber theme. It allows banners to be displayed just above the footer area with support for multiple banners, device targeting, and responsive design. The update also includes styling, documentation, and code changes to integrate this feature seamlessly into the plugin.

Feature Addition: Blabber Footer Start Banner Location

• Added a new banner location, blabber_footer_start, to display banners just above the footer in the Blabber theme. This includes JavaScript-based insertion and support for multiple banners with device targeting. (1, 2)
• Updated CSS to provide specialized styling for the new banner location, ensuring compatibility with Blabber theme iframe constraints and responsive design. (public/css/iwz-banner-container-public.css)
• Registered the new banner location in the plugin settings and admin interface, allowing users to enable, configure, and manage banners for this location. (1, 2, 3, 4)

Documentation Updates

• Updated the README.md to include details about the new "Blabber Footer Start" banner location, its purpose, and usage guidelines. (1, 2)
• Added the new banner location to the plugin's welcome page for better visibility to users. (includes/class-iwz-banner-container-welcome.php)

Versioning and Changelog

• Bumped the plugin version to 1.8.0 and updated the CHANGELOG.md to reflect the addition of the new feature and related changes. (1, 2, 3)