[gnote] Remove boost::format from webdav sync addin

[Aurimas Černius <aurimasc src gnome org>]

commit a58ff8bbb5e679ac6651e51cd0a0939bef32018f
Author: Aurimas Černius <aurisc4 gmail com>
Date:   Fri Jan 13 22:34:39 2017 +0200

    Remove boost::format from webdav sync addin

 .../webdavsyncservice.desktop.in.in                |    2 +-
 .../webdavsyncservice/webdavsyncserviceaddin.cpp   |   11 ++++++-----
 2 files changed, 7 insertions(+), 6 deletions(-)
---
diff --git a/src/addins/webdavsyncservice/webdavsyncservice.desktop.in.in 
b/src/addins/webdavsyncservice/webdavsyncservice.desktop.in.in
index 7148823..1064c16 100644
--- a/src/addins/webdavsyncservice/webdavsyncservice.desktop.in.in
+++ b/src/addins/webdavsyncservice/webdavsyncservice.desktop.in.in
@@ -4,7 +4,7 @@ _Name=WebDAV Sync Service Plugin
 _Description=Synchronize Gnote Notes to a WebDAV URL.
 _Authors=Aurimas Černius and the Tomboy Project
 Category=Synchronization
-Version=0.2
+Version=0.3
 DefaultEnabled=true
 Module=libwebdavsyncservice
 LibgnoteRelease=@LIBGNOTE_RELEASE@
diff --git a/src/addins/webdavsyncservice/webdavsyncserviceaddin.cpp 
b/src/addins/webdavsyncservice/webdavsyncserviceaddin.cpp
index 6292051..8ed1d34 100644
--- a/src/addins/webdavsyncservice/webdavsyncserviceaddin.cpp
+++ b/src/addins/webdavsyncservice/webdavsyncserviceaddin.cpp
@@ -1,7 +1,7 @@
 /*
  * gnote
  *
- * Copyright (C) 2012-2013 Aurimas Cernius
+ * Copyright (C) 2012-2013,2017 Aurimas Cernius
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -18,7 +18,6 @@
  */
 
 
-#include <boost/format.hpp>
 #include <glibmm/i18n.h>
 
 #include "debug.hpp"
@@ -260,9 +259,11 @@ void WebDavSyncServiceAddin::save_config_settings(const std::string & url, const
     //Preferences.Set ("/apps/tomboy/sync_wdfs_url", url ?? string.Empty);
     //Preferences.Set ("/apps/tomboy/sync_wdfs_username", username ?? string.Empty);
 
-    // TRANSLATORS: %1%: boost format placeholder for the error message.
-    boost::format msg(_("Saving configuration to the GNOME keyring failed with the following 
message:\n\n%1%"));
-    throw gnote::sync::GnoteSyncException(str(msg % ke.what()).c_str());
+    // TRANSLATORS: %1 is the format placeholder for the error message.
+    Glib::ustring msg = Glib::ustring::compose(
+      _("Saving configuration to the GNOME keyring failed with the following message:\n\n%1"),
+      ke.what());
+    throw gnote::sync::GnoteSyncException(msg.c_str());
   }
 }