Fixes Issue 1112

Fixes Issue 1034

Refresh Account from Preferences, so that it'll have a fresh copy of
all information.  Failure to do this caused the AccountSettings
Activity to show stale information when invoked repeatedly from the
same prior Activity.

src/com/fsck/k9/activity/setup/AccountSettings.java

@@ -87,6 +87,7 @@ public class AccountSettings extends K9PreferenceActivity
         super.onCreate(savedInstanceState);
 
         mAccount = (Account)getIntent().getSerializableExtra(EXTRA_ACCOUNT);
+	mAccount.refresh(Preferences.getPreferences(this));
 
         boolean isPushCapable = false;
         boolean isExpungeCapable = false;