Remove AddThis integration from layout and index files.

AddThis is a defunct service.

Author: IanWitham

_layouts/default.html

@@ -227,23 +227,6 @@ <h1>{{ page.headline }}</h1>
     <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>
     <script src="https://netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="/js/main.js"></script>
-    <script type="text/javascript" src="//s7.addthis.com/js/300/addthis_widget.js#pubid=ra-54207a8d10b4461b"></script>
-    <script type="text/javascript">
-        addthis.layers({
-            'theme': 'transparent',
-            'share': {
-                'position': 'right',
-                'numPreferredServices': 4,
-                'services': 'facebook,twitter,print,more'
-            },
-            //'follow': {
-            //    'services': [
-            //      { 'service': 'facebook', 'id': 'fsharp.org' },
-            //      { 'service': 'twitter', 'id': 'fsharporg' }
-            //    ]
-            //}
-        });
-    </script>
     <script>
         (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
         (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),

index.html

@@ -391,22 +391,6 @@ <h2 class="text-center section-header"><a href="https://foundation.fsharp.org/sp
         </div>
     </section>
 
-<!--   <section class="home-section" style="border: none;">
-        <div class="container featured">
-            <div class="row wow animated fadeIn">
-                <div class="col-md-2 menu">
-                    <h4>Follow</h4>
-                    <div class="addthis_toolbox addthis_32x32_style addthis_vertical_style">
-                        <a class="addthis_button_facebook_follow" addthis:userid="fsharp.org"></a>
-                        <a class="addthis_button_twitter_follow" addthis:userid="fsharporg"></a>
-                    </div>
-                    <script type="text/javascript" src="//s7.addthis.com/js/300/addthis_widget.js#pubid=ra-54207a8d10b4461b"></script>
-                </div>
-            </div>
-        </div>
-    </section>
-
--->
     <div class="push"></div>
     <div class="push"></div>
 
@@ -430,23 +414,6 @@ <h4>Follow</h4>
     <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>
     <script src="https://netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
     <script src="js/home.js"></script>
-    <script type="text/javascript" src="//s7.addthis.com/js/300/addthis_widget.js#pubid=ra-54207a8d10b4461b"></script>
-    <script type="text/javascript">
-        addthis.layers({
-            'theme': 'transparent',
-            'share': {
-                'position': 'right',
-                'numPreferredServices': 4,
-                'services': 'facebook,twitter,more'
-            },
-            //'follow': {
-            //    'services': [
-            //      { 'service': 'facebook', 'id': 'fsharp.org' },
-            //      { 'service': 'twitter', 'id': 'fsharporg' }
-            //    ]
-            //}
-        });
-    </script>
     <script type="text/javascript">
         var _gaq = _gaq || [];
         _gaq.push(['_setAccount', 'UA-35753329-2']);