Update resources/lang/de/app.php, resources/views/app.blade.php, resources/lang/en/app.php, resources/lang/es/app.php files

Resolve "ad contains html tag"

Closes #1071

See merge request !1796

Resolve "extend the message for excluding search"

Closes #1083

See merge request !1795

Resolve "Add new "es" language files from Aurora"

Closes #1073

See merge request !1770

Resolve "Sometimes all results are marked as Affiliates"

Closes #1085

See merge request !1794