use new TokenAutoComplete 2.0.7, fixes #1636

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptModeAsymmetricFragment.java

@@ -79,9 +79,6 @@ public class EncryptModeAsymmetricFragment extends EncryptModeFragment {
         mSignKeySpinner = (KeySpinner) view.findViewById(R.id.sign);
         mEncryptKeyView = (EncryptKeyCompletionView) view.findViewById(R.id.recipient_list);
         mEncryptKeyView.setThreshold(1); // Start working from first character
-        // TODO: workaround for bug in TokenAutoComplete,
-        // see https://github.com/open-keychain/open-keychain/issues/1636
-        mEncryptKeyView.setDeletionStyle(TokenCompleteTextView.TokenDeleteStyle.ToString);
 
         final ViewAnimator vSignatureIcon = (ViewAnimator) view.findViewById(R.id.result_signature_icon);
         mSignKeySpinner.setOnKeyChangedListener(new OnKeyChangedListener() {

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/KeyAdapter.java

@@ -333,14 +333,6 @@ public class KeyAdapter extends CursorAdapter {
                 return mUserId.email;
             }
         }
-
-        // TODO: workaround for bug in TokenAutoComplete,
-        // see https://github.com/open-keychain/open-keychain/issues/1636
-        @Override
-        public String toString() {
-            return " ";
-        }
-
     }
 
     public static String[] getProjectionWith(String[] projection) {