recreate activities when theme changed

src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java

@@ -270,6 +270,15 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 		this.mNotifyStatusText = (TextView) findViewById(R.id.notification_status_text);
 	}
 
+	@Override
+	protected void onStart() {
+		super.onStart();
+		final int theme = findTheme();
+		if (this.mTheme != theme) {
+			recreate();
+		}
+	}
+
 	@Override
 	public boolean onOptionsItemSelected(MenuItem menuItem) {
 		switch (menuItem.getItemId()) {

src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java

@@ -227,10 +227,15 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 	@Override
 	public void onStart() {
 		super.onStart();
+		final int theme = findTheme();
+		if (this.mTheme != theme) {
+			recreate();
+		} else {
 			final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
-		this.showDynamicTags = preferences.getBoolean("show_dynamic_tags",false);
+			this.showDynamicTags = preferences.getBoolean("show_dynamic_tags", false);
 			this.showLastSeen = preferences.getBoolean("last_activity", false);
 		}
+	}
 
 	@Override
 	public boolean onOptionsItemSelected(final MenuItem menuItem) {

src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java

@@ -587,7 +587,10 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 	@Override
 	protected void onStart() {
 		super.onStart();
-		if (getIntent() != null) {
+		final int theme = findTheme();
+		if (this.mTheme != theme) {
+			recreate();
+		} else if (getIntent() != null) {
 			try {
 				this.jidToEdit = Jid.fromString(getIntent().getStringExtra("jid"));
 			} catch (final InvalidJidException | NullPointerException ignored) {

src/main/java/eu/siacs/conversations/ui/ManageAccountActivity.java

@@ -102,6 +102,15 @@ public class ManageAccountActivity extends XmppActivity implements OnAccountUpda
 		registerForContextMenu(accountListView);
 	}
 
+	@Override
+	protected void onStart() {
+		super.onStart();
+		final int theme = findTheme();
+		if (this.mTheme != theme) {
+			recreate();
+		}
+	}
+
 	@Override
 	public void onSaveInstanceState(final Bundle savedInstanceState) {
 		if (selectedAccount != null) {

src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java

@@ -282,8 +282,13 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
     @Override
     public void onStart() {
         super.onStart();
+        final int theme = findTheme();
+        if (this.mTheme != theme) {
+            recreate();
+        } else {
             askForContactsPermissions();
         }
+    }
 
     @Override
     public void onStop() {