[TASK][!!!] Use the sharer view helper from the project_base

Resources/Private/Templates/SingleView/SingleView.html

 <f:layout name="Default" />
 
+{namespace base=SGalinski\ProjectBase\ViewHelpers}
 {namespace sg=SGalinski\SgNews\ViewHelpers}
-{namespace rx=Reelworx\RxShariff\ViewHelper}
 
 <f:section name="main">
 	<f:if condition="{settings.publisher}">
@@ -125,7 +125,7 @@
 
 					<hr>
 					<div class="tx-sgnews-meta-bar">
-						<rx:shariff services="facebook,twitter,googleplus,whatsapp" enableBackend="true" />
+						<base:sharer />
 						<div class="tx-sgnews-likes" id="tx-sgnews-likes" data-uid="{newsMetaData.news.uid}">
 							<button class="tx-sgnews-like-buton btn btn-sm btn-info">
 							<span class="tx-sgnews-number-of-likes">