====== Adding ======
It is possible to add additional elements to current set of elements.

===== add( element ) =====
Adds more elements to the current element

**Parameters:**
  * //element <CSS String | HTMLElement | Array>// Elements that will be added to current collection.

<code html>
<div id="hi">a</div>
<div id="hi2">b</div>
<div id="hi3">c</div>
</code>
<code javascript>
alert(Karma('#hi3').add('#hi2')); // [ <div id="hi3">c</div>, <div id="hi2">b</div> ]
</code>

===== addSelf( ) =====
Adds previously matched elements.

<code html>
<div id="hi">a</div>
<div id="hi2">b</div>
<div id="hi3">c</div>
</code>
<code javascript>
alert(Karma('#hi2').siblings().addSelf().get()); // [ <div id="hi">a</div>, <div id="hi3">c</div>, <div id="hi2">b</div> ]
</code>