Add aria labels to issue rule and filter buttons in issue list. This is required since these buttons do not have

text describing what they do so are announced as "button" when using Jaws screen reading software.

server/sonar-web/src/main/js/apps/issues/templates/issues-issue-filter.hbs

 <li class="issue-meta">
-  <button class="button-link issue-action issue-action-with-options js-issue-filter">
+  <button class="button-link issue-action issue-action-with-options js-issue-filter"
+          aria-label="{{t "issue.filter_similar_issues"}}">
     <i class="icon-filter icon-half-transparent"></i>&nbsp;<i class="icon-dropdown"></i>
   </button>
 </li>

server/sonar-web/src/main/js/components/issue/templates/issue.hbs

       <td>
         <div class="issue-message">
           {{message}}&nbsp;
-          <button class="button-link js-issue-rule issue-rule icon-ellipsis-h"></button>
+          <button class="button-link js-issue-rule issue-rule icon-ellipsis-h"
+                  aria-label="{{t 'issue.rule_details'}}"></button>
         </div>
       </td>
 

sonar-core/src/main/resources/org/sonar/l10n/core.properties

 issue.comment.delete_confirm_message=Do you want to delete this comment?
 issue.comment.delete_confirm_button=Delete
 issue.details=Details
+issue.rule_details=Rule Details
 issue.send_notifications=Send Notifications
 issue.transition=Transition
 issue.transition.confirm=Confirm