Feature/icon text (#3230)

* Init icon text, Remove old new-tag elements

* Improve icon text

* Fix icon text docs

* Update sidebar

* Update changelog

docs/documentation/columns/sizes.html

@@ -126,8 +126,6 @@ breadcrumb:
   <p>The <em>other</em> columns will fill up the <strong>remaining</strong> space automatically.</p>
 </div>
 
-{% include elements/new-tag.html version="0.6.1" %}
-
 <div class="content">
   <p>You can now use the following multiples of <code>20%</code> as well:</p>
   <ul>