Add Job Splitting feature to UI

awx/ui/client/lib/components/list/_index.less

@@ -197,7 +197,7 @@
     color: @at-color-list-row-item-tag-primary;
 }
 
-.at-RowItem-tag--header {
+.at-RowItem-tag--header, .at-RowItem-tag--secondary {
     line-height: inherit;
 }
 

awx/ui/client/lib/components/list/row-item.directive.js

@@ -13,6 +13,7 @@ function atRowItem () {
             headerLink: '@',
             headerState: '@',
             headerTag: '@',
+            secondaryTag: '@',
             status: '@',
             statusTip: '@',
             statusClick: '&?',

awx/ui/client/lib/components/list/row-item.partial.html

@@ -29,6 +29,9 @@
         <div class="at-RowItem-tag at-RowItem-tag--header" ng-if="headerTag">
             {{ headerTag }}
         </div>
+        <div class="at-RowItem-tag at-RowItem-tag--secondary" ng-if="secondaryTag">
+            {{ secondaryTag }}
+        </div>
         <div class="at-RowItem-label" ng-if="labelValue && labelLink">
             <a ng-href="{{ labelLink }}">{{ labelValue }}</a>
         </div>