* #36914: New navigation working

This commit impacts the whole structure app, because we now have
nested Fragments. To keep retro-compatibility, we switched from normal
Fragment to Fragment from the support library.
diff --git a/src/org/sflphone/fragments/AboutFragment.java b/src/org/sflphone/fragments/AboutFragment.java
index 32bf957..97692ea 100644
--- a/src/org/sflphone/fragments/AboutFragment.java
+++ b/src/org/sflphone/fragments/AboutFragment.java
@@ -2,8 +2,8 @@
 
 import org.sflphone.R;
 
-import android.app.Fragment;
 import android.os.Bundle;
+import android.support.v4.app.Fragment;
 import android.text.Html;
 import android.text.method.LinkMovementMethod;
 import android.view.LayoutInflater;
@@ -12,23 +12,17 @@
 import android.widget.TextView;
 
 public class AboutFragment extends Fragment {
-    
+
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup parent, Bundle savedInstanceState) {
         View inflatedView = inflater.inflate(R.layout.frag_about, parent, false);
 
-        
-        
-        
         TextView link = (TextView) inflatedView.findViewById(R.id.web_site);
-        String linkText = "<a href='http://sflphone.org/'>"+getResources().getString(R.string.web_site)+"</a>";
+        String linkText = "<a href='http://sflphone.org/'>" + getResources().getString(R.string.web_site) + "</a>";
         link.setText(Html.fromHtml(linkText));
         link.setMovementMethod(LinkMovementMethod.getInstance());
         getActivity().getActionBar().setTitle(R.string.menu_item_about);
         return inflatedView;
     }
-    
-    
-
 
 }