fdo#60054 - sdremote - handle rotation without causing issues.

It seems there was a misunderstanding of onCreate's savedInstanceState cf.
http://developer.android.com/reference/android/app/Activity.html
Apparently we go through a onStop / onCreate cycle when rotating,
that triggered this.

Change-Id: I7cb1cf29bcae59ef26cf3bf0c2b3dd028eb8f878

android/sdremote/src/org/libreoffice/impressremote/PresentationActivity.java

@@ -71,18 +71,16 @@ public class PresentationActivity extends SherlockFragmentActivity {
 
         //((FrameLayout) findViewById(R.id.framelayout)).addView(mLayout);
         setContentView(R.layout.activity_presentation);
-        if (savedInstanceState == null) {
 
-            mPresentationFragment = new PresentationFragment();
+        mPresentationFragment = new PresentationFragment();
 
-            FragmentManager fragmentManager = getSupportFragmentManager();
+        FragmentManager fragmentManager = getSupportFragmentManager();
 
-            FragmentTransaction fragmentTransaction = fragmentManager
-                            .beginTransaction();
-            fragmentTransaction.add(R.id.presentation_interceptor,
-                            mPresentationFragment, "fragment_presentation");
-            fragmentTransaction.commit();
-        }
+        FragmentTransaction fragmentTransaction = fragmentManager
+            .beginTransaction();
+        fragmentTransaction.add(R.id.presentation_interceptor,
+                                mPresentationFragment, "fragment_presentation");
+        fragmentTransaction.commit();
         mOuterLayout = (FrameLayout) findViewById(R.id.framelayout);
     }