Default medium spacing

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

@@ -1137,6 +1137,9 @@ public class ApplicationEx extends Application
         if (version < 2327 && !prefs.contains("sort_sync"))
             editor.putBoolean("sort_sync", true);
 
+        if (version < 2328 && !prefs.contains("spacing"))
+            editor.putInt("spacing", 0);
+
         if (version < BuildConfig.VERSION_CODE)
             editor.putInt("previous_version", version);
         editor.putInt("version", BuildConfig.VERSION_CODE);

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

@@ -519,7 +519,7 @@ public class FragmentMessages extends FragmentBase
         threading = (prefs.getBoolean("threading", true) ||
                 args.getBoolean("force_threading"));
         swipenav = prefs.getBoolean("swipenav", true);
-        spacing = Helper.dp2pixels(getContext(), prefs.getInt("spacing", 0) * 12);
+        spacing = Helper.dp2pixels(getContext(), prefs.getInt("spacing", 1) * 12);
         seekbar = prefs.getBoolean("seekbar", false);
         move_thread_all = prefs.getBoolean("move_thread_all", false);
         move_thread_sent = (move_thread_all || prefs.getBoolean("move_thread_sent", false));

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

@@ -1684,7 +1684,7 @@ public class FragmentOptionsDisplay extends FragmentBase implements SharedPrefer
             swThreadingUnread.setEnabled(swThreading.isChecked());
             swIndentation.setChecked(prefs.getBoolean("indentation", false));
             swIndentation.setEnabled(swCards.isChecked() && swThreading.isChecked());
-            spSpacing.setSelection(prefs.getInt("spacing", 0));
+            spSpacing.setSelection(prefs.getInt("spacing", 1));
             swSeekbar.setChecked(prefs.getBoolean("seekbar", false));
             swActionbar.setChecked(prefs.getBoolean("actionbar", true));
             swActionbarSwap.setChecked(prefs.getBoolean("actionbar_swap", false));