Merge pull request #1703 from k9mail/compose-fix-indeterminate

compose: hide indeterminate progress bar after onCreate (fix for api level 15)

k9mail/src/main/java/com/fsck/k9/activity/MessageCompose.java

@@ -326,6 +326,9 @@ public class MessageCompose extends K9Activity implements OnClickListener,
             setContentView(R.layout.message_compose);
         }
 
+        // on api level 15, setContentView() shows the progress bar for some reason...
+        setProgressBarIndeterminateVisibility(false);
+
         final Intent intent = getIntent();
 
         mMessageReference = intent.getParcelableExtra(EXTRA_MESSAGE_REFERENCE);