add socialbar gadget

plugins/org.yakindu.sct.doc.user/gadgets/socialbar.xml

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<Module>
+	<ModulePrefs title="getting started">
+		<Require feature="dynamic-height" />
+	</ModulePrefs>
+	<Content type="html">
+	<div class="span12 pagination-centered">
+				<h3>Do you like Yakindu? Tell your friends!&nbsp;
+				<!-- Twitter -->
+				<a href="https://twitter.com/share" class="twitter-share-button" data-url="http://www.statecharts.org" data-text="Check out Yakindu Statechart Tools" data-via="yakindu" data-count="none" data-hashtags="yakindu">Tweet</a>
+				<script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');</script>
+				
+				<!-- google plus -->
+				&nbsp;
+				<!-- Place this tag where you want the +1 button to render. -->
+				<div class="g-plusone" data-size="medium" data-annotation="none"></div>
+
+				<!-- Place this tag after the last +1 button tag. -->
+				<script type="text/javascript">
+  					(function() {
+    				var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
+    				po.src = 'https://apis.google.com/js/plusone.js';
+    				var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
+  					})();
+				</script>
+ 				
+				<!-- Linked in -->
+				&nbsp;
+				<script src="//platform.linkedin.com/in.js" type="text/javascript">
+ 					lang: en_US
+				</script>
+				<script type="IN/Share" data-url="http://www.statecharts.org"></script>
+				<!-- Xing -->
+				&nbsp;
+				<div data-counter="no_count" data-type="XING/Share" data-url="http://www.statecharts.org"></div>
+				<script>
+  					;(function (d, s) {
+    				var x = d.createElement(s),
+      				s = d.getElementsByTagName(s)[0];
+      				x.src = "https://www.xing-share.com/js/external/share.js";
+      				s.parentNode.insertBefore(x, s);
+  				})(document, "script");
+				</script>
+				</h3>
+			</div>
+	</Content>
+</Module>