Revert "Disconnect on BYE"

This reverts commit 7f67e79839.

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

@@ -558,12 +558,9 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
                                         Response[] responses = protocol.command("SEARCH", arg);
                                         if (responses.length == 0)
                                             throw new ProtocolException("No response");
-                                        if (!responses[responses.length - 1].isOK()) {
-                                            if (responses[responses.length - 1].isBYE())
-                                                protocol.disconnect();
+                                        if (!responses[responses.length - 1].isOK())
                                             throw new ProtocolException(
                                                     context.getString(R.string.title_service_auth, responses[responses.length - 1]));
-                                        }
 
                                         List<Integer> msgnums = new ArrayList<>();
                                         for (Response response : responses)

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

@@ -3432,10 +3432,9 @@ class Core {
                                             }
                                     } else {
                                         for (Response response : responses)
-                                            if (response.isBYE()) {
-                                                protocol.disconnect();
+                                            if (response.isBYE())
                                                 return new MessagingException("UID FETCH", new IOException(response.toString()));
-                                            } else if (response.isNO()) {
+                                            else if (response.isNO()) {
                                                 Log.e("UID FETCH " + response);
                                                 throw new CommandFailedException(response);
                                             } else if (response.isBAD()) {

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

@@ -1714,11 +1714,8 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
 
                                         if (responses.length == 0)
                                             throw new ProtocolException("No response");
-                                        if (!responses[responses.length - 1].isOK()) {
-                                            if (responses[responses.length - 1].isBYE())
-                                                protocol.disconnect();
+                                        if (!responses[responses.length - 1].isOK())
                                             throw new ProtocolException(responses[responses.length - 1]);
-                                        }
 
                                         for (int i = 0; i < responses.length - 1; i++) {
                                             EntityLog.log(ServiceSynchronize.this, EntityLog.Type.Account, account,