Make "next/previous" slide translatable strings; right now, they are hard-coded

[beatricelucaci]

Is your feature request related to a problem? Please describe. The “next” link slug is next-slide. Even though the plugin settings call it a slideshow, for Accessibility it should be next-testimonial. How to change this?

1. https://wordpress.org/support/topic/change-name-of-next-slide-to-next-testimonial/
2. https://github.dev/WPChill/strong-testimonials/blob/8a33806752e3fe3d1c97541a5942065b3d6b0903/public/js/lib/strongslider/jquery-strongslider.js#L1008
3. https://github.dev/WPChill/strong-testimonials/blob/8a33806752e3fe3d1c97541a5942065b3d6b0903/public/js/lib/strongslider/jquery-strongslider.js#L1033-L1034

[cristianraiber]

@TeoAlex - use wp_localize_script to pass the strings to the JS script

[TeoAlex]

Works for me, please try again and click "Sync" before trying the search if usinc Loco Translate.