Feature/istwcms 6110 kpaxman add mark support

config/install/filter.format.uw_tf_basic.yml

@@ -21,7 +21,7 @@ filters:
     status: true
     weight: -46
     settings:
-      allowed_html: '<a class data-entity-substitution data-entity-type data-entity-uuid download href hreflang id name rel rev> <abbr title> <acronym title> <address> <b> <blockquote> <br> <caption> <cite> <code> <col span width> <colgroup span width> <dd> <del> <dfn> <div class id> <dl> <dt> <em> <h2 class id> <h3 class id> <h4 class id> <h5 class id> <h6 class id> <hr> <i> <img alt height longdesc src width> <ins> <kbd> <li value> <ol class start> <p class> <pre> <s> <samp> <span class> <strike> <strong> <sub> <sup> <table class id width> <tbody> <td abbr axis colspan headers rowspan scope width> <tfoot> <th abbr axis colspan headers rowspan scope width> <thead> <tr> <ul class> <var>'
+      allowed_html: '<a class data-entity-substitution data-entity-type data-entity-uuid download href hreflang id name rel rev> <abbr title> <acronym title> <address> <b> <blockquote> <br> <caption> <cite> <code> <col span width> <colgroup span width> <dd> <del> <dfn> <div class id> <dl> <dt> <em> <h2 class id> <h3 class id> <h4 class id> <h5 class id> <h6 class id> <hr> <i> <img alt height longdesc src width> <ins> <kbd> <li value> <mark> <ol class start> <p class> <pre> <s> <samp> <span class> <strike> <strong> <sub> <sup> <table class id width> <tbody> <td abbr axis colspan headers rowspan scope width> <tfoot> <th abbr axis colspan headers rowspan scope width> <thead> <tr> <ul class> <var>'
       filter_html_help: true
       filter_html_nofollow: false
   editor_file_reference: