fix(ui): modified status label restored by removing self-closing span
HTML5+ does not support self-closing `<span/>` elements.
Fixes
MODIFY
manager/ui/war/plugins/api-manager/html/api/api_entity.include
manager/ui/war/plugins/api-manager/html/api/api_entity.include
</div>
<div class="entity-info-with-icon">
<span apiman-i18n-key="status-label">Status:</span>
- <span apiman-entity-status />
+ <span apiman-entity-status></span>
<span title="The API has been modified since it was last published!"
apiman-i18n-key="api-modified"
ng-show="version.status == 'Published' && isModified()"

MODIFY
manager/ui/war/plugins/api-manager/html/client/client_entity.include
manager/ui/war/plugins/api-manager/html/client/client_entity.include
</div>
<div class="entity-info-with-icon">
<span apiman-i18n-key="status-label">Status:</span>
- <span apiman-entity-status />
+ <span apiman-entity-status></span>
<span title="Client App has been modified since it was last registered!" apiman-i18n-key="client-modified" ng-show="version.status == 'Registered' && isModified()" class="apiman-label apiman-label-default">Modified</span>
</div>
</div>

MODIFY
manager/ui/war/plugins/api-manager/html/plan/plan_entity.include
manager/ui/war/plugins/api-manager/html/plan/plan_entity.include
</div>
<div class="entity-info-with-icon">
<span apiman-i18n-key="status-label">Status:</span>
- <span apiman-entity-status="" />
+ <span apiman-entity-status></span>
</div>
</div>
<div class="col-md-5" apiman-permission="planAdmin">

fix(ui): modified status label restored by removing self-closing span

HTML5+ does not support self-closing `<span/>` elements. 

Fixes #1784