UI refactoring with a Bottom App Bar.

Only one button to play/stop.
Stop Activity to edit track just recorded, resuming or finishing.
Logo color to FF6D00.
Fixes #1078 #437 #575 #1094.

src/main/java/de/dennisguse/opentracks/settings/SettingsActivity.java

@@ -10,6 +10,8 @@ import androidx.preference.PreferenceFragmentCompat;
 
 import de.dennisguse.opentracks.AbstractActivity;
 import de.dennisguse.opentracks.R;
+import de.dennisguse.opentracks.databinding.SettingsBinding;
+import de.dennisguse.opentracks.databinding.TrackRecordedBinding;
 import de.dennisguse.opentracks.fragments.ChooseActivityTypeDialogFragment;
 
 public class SettingsActivity extends AbstractActivity implements ChooseActivityTypeDialogFragment.ChooseActivityTypeCaller {
@@ -21,6 +23,8 @@ public class SettingsActivity extends AbstractActivity implements ChooseActivity
 
     private PreferenceFragmentCompat fragment = null;
 
+    private SettingsBinding viewBinding;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -37,6 +41,9 @@ public class SettingsActivity extends AbstractActivity implements ChooseActivity
             fragment = new MainSettingsFragment();
         }
 
+        viewBinding.bottomAppBarLayout.bottomAppBarTitle.setText(getString(R.string.menu_settings));
+        setSupportActionBar(viewBinding.bottomAppBarLayout.bottomAppBar);
+
         getSupportFragmentManager().beginTransaction().replace(R.id.settings_fragment, fragment).commit();
     }
 
@@ -66,7 +73,8 @@ public class SettingsActivity extends AbstractActivity implements ChooseActivity
 
     @Override
     protected View getRootView() {
-        return getLayoutInflater().inflate(R.layout.settings, null);
+        viewBinding = SettingsBinding.inflate(getLayoutInflater());
+        return viewBinding.getRoot();
     }
 
     private PreferenceFragmentCompat getPreferenceScreen(String key) {