Style helper failsafe

app/src/main/java/eu/faircode/email/StyleHelper.java

@@ -106,6 +106,7 @@ public class StyleHelper {
                     popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
                         @Override
                         public boolean onMenuItemClick(MenuItem item) {
+                            try {
                                 switch (item.getGroupId()) {
                                     case R.id.group_style_size:
                                         return setSize(item);
@@ -120,6 +121,10 @@ public class StyleHelper {
                                     default:
                                         return false;
                                 }
+                            } catch (Throwable ex) {
+                                Log.e(ex);
+                                return false;
+                            }
                         }
 
                         private boolean setSize(MenuItem item) {