* #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/utils/AccelerometerListener.java b/src/org/sflphone/utils/AccelerometerListener.java
index adc5c0f..59fb6c7 100644
--- a/src/org/sflphone/utils/AccelerometerListener.java
+++ b/src/org/sflphone/utils/AccelerometerListener.java
@@ -2,7 +2,8 @@
  *  Copyright (C) 2010-2012 Regis Montoya (aka r3gis - www.r3gis.fr)
  *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
  *
- *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *  Author: Regis Montoya <r3gis.3R@gmail.com>
+ *  Alexandre Lision <alexandre.lision@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -47,10 +48,6 @@
  * orientation changes between horizontal and vertical.
  */
 public final class AccelerometerListener {
-    private static final String TAG = "AccelerometerListener";
-    private static final boolean DEBUG = true;
-    private static final boolean VDEBUG = false;
-
     private SensorManager mSensorManager;
     private Sensor mSensor;
 
diff --git a/src/org/sflphone/utils/CallProximityManager.java b/src/org/sflphone/utils/CallProximityManager.java
index da9614e..5ff6b85 100644
--- a/src/org/sflphone/utils/CallProximityManager.java
+++ b/src/org/sflphone/utils/CallProximityManager.java
@@ -2,7 +2,8 @@
  *  Copyright (C) 2010-2012 Regis Montoya (aka r3gis - www.r3gis.fr)
  *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
  *
- *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *  Author: Regis Montoya <r3gis.3R@gmail.com>
+ *  Alexandre Lision <alexandre.lision@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/org/sflphone/utils/Compatibility.java b/src/org/sflphone/utils/Compatibility.java
index fb3ab00..b4edfb0 100644
--- a/src/org/sflphone/utils/Compatibility.java
+++ b/src/org/sflphone/utils/Compatibility.java
@@ -2,7 +2,8 @@
  *  Copyright (C) 2010-2012 Regis Montoya (aka r3gis - www.r3gis.fr)
  *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
  *
- *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *  Author: Regis Montoya <r3gis.3R@gmail.com>
+ *  Alexandre Lision <alexandre.lision@savoirfairelinux.com>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
diff --git a/src/org/sflphone/utils/HistoryManager.java b/src/org/sflphone/utils/HistoryManager.java
index 43bcbbd..fbf4f8a 100644
--- a/src/org/sflphone/utils/HistoryManager.java
+++ b/src/org/sflphone/utils/HistoryManager.java
@@ -1,3 +1,34 @@
+/*
+ *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
+ *
+ *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  Additional permission under GNU GPL version 3 section 7:
+ *
+ *  If you modify this program, or any covered work, by linking or
+ *  combining it with the OpenSSL project's OpenSSL library (or a
+ *  modified version of that library), containing parts covered by the
+ *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
+ *  grants you additional permission to convey the resulting work.
+ *  Corresponding Source for a non-source form of such a combination
+ *  shall include the source code for the parts of OpenSSL used as well
+ *  as that of the covered work.
+ */
+
 package org.sflphone.utils;
 
 import java.text.SimpleDateFormat;
diff --git a/src/org/sflphone/utils/MediaManager.java b/src/org/sflphone/utils/MediaManager.java
index c42d6c4..9f36970 100644
--- a/src/org/sflphone/utils/MediaManager.java
+++ b/src/org/sflphone/utils/MediaManager.java
@@ -1,3 +1,34 @@
+/*
+ *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
+ *
+ *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  Additional permission under GNU GPL version 3 section 7:
+ *
+ *  If you modify this program, or any covered work, by linking or
+ *  combining it with the OpenSSL project's OpenSSL library (or a
+ *  modified version of that library), containing parts covered by the
+ *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
+ *  grants you additional permission to convey the resulting work.
+ *  Corresponding Source for a non-source form of such a combination
+ *  shall include the source code for the parts of OpenSSL used as well
+ *  as that of the covered work.
+ */
+
 package org.sflphone.utils;
 
 import org.sflphone.service.SipService;
diff --git a/src/org/sflphone/utils/Ringer.java b/src/org/sflphone/utils/Ringer.java
index 075f790..bcf020c 100644
--- a/src/org/sflphone/utils/Ringer.java
+++ b/src/org/sflphone/utils/Ringer.java
@@ -1,3 +1,34 @@
+/*
+ *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
+ *
+ *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  Additional permission under GNU GPL version 3 section 7:
+ *
+ *  If you modify this program, or any covered work, by linking or
+ *  combining it with the OpenSSL project's OpenSSL library (or a
+ *  modified version of that library), containing parts covered by the
+ *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
+ *  grants you additional permission to convey the resulting work.
+ *  Corresponding Source for a non-source form of such a combination
+ *  shall include the source code for the parts of OpenSSL used as well
+ *  as that of the covered work.
+ */
+
 package org.sflphone.utils;
 
 import android.content.Context;
diff --git a/src/org/sflphone/utils/SettingsContentObserver.java b/src/org/sflphone/utils/SettingsContentObserver.java
index de3077d..427cbd7 100644
--- a/src/org/sflphone/utils/SettingsContentObserver.java
+++ b/src/org/sflphone/utils/SettingsContentObserver.java
@@ -1,3 +1,34 @@
+/*
+ *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
+ *
+ *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  Additional permission under GNU GPL version 3 section 7:
+ *
+ *  If you modify this program, or any covered work, by linking or
+ *  combining it with the OpenSSL project's OpenSSL library (or a
+ *  modified version of that library), containing parts covered by the
+ *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
+ *  grants you additional permission to convey the resulting work.
+ *  Corresponding Source for a non-source form of such a combination
+ *  shall include the source code for the parts of OpenSSL used as well
+ *  as that of the covered work.
+ */
+
 package org.sflphone.utils;
 
 import org.sflphone.service.SipService;
diff --git a/src/org/sflphone/utils/SipNotifications.java b/src/org/sflphone/utils/SipNotifications.java
index 0086c1e..aaac5b2 100644
--- a/src/org/sflphone/utils/SipNotifications.java
+++ b/src/org/sflphone/utils/SipNotifications.java
@@ -85,8 +85,6 @@
 
     }
 
-    private static final String THIS_FILE = "Notifications";
-
     public void onServiceCreate() {
 
     }
diff --git a/src/org/sflphone/utils/SwigNativeConverter.java b/src/org/sflphone/utils/SwigNativeConverter.java
index cb53dc5..24d4f3c 100644
--- a/src/org/sflphone/utils/SwigNativeConverter.java
+++ b/src/org/sflphone/utils/SwigNativeConverter.java
@@ -1,3 +1,34 @@
+/*
+ *  Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
+ *
+ *  Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  Additional permission under GNU GPL version 3 section 7:
+ *
+ *  If you modify this program, or any covered work, by linking or
+ *  combining it with the OpenSSL project's OpenSSL library (or a
+ *  modified version of that library), containing parts covered by the
+ *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
+ *  grants you additional permission to convey the resulting work.
+ *  Corresponding Source for a non-source form of such a combination
+ *  shall include the source code for the parts of OpenSSL used as well
+ *  as that of the covered work.
+ */
+
 package org.sflphone.utils;
 
 import java.util.ArrayList;
@@ -13,8 +44,6 @@
 import org.sflphone.service.StringMap;
 import org.sflphone.service.VectMap;
 
-import android.util.Log;
-
 public class SwigNativeConverter {
 
     /**