v39.0.0-pre01

December 22, 2014, Chromium 39.0 / CEF 3.2171.1949

Special mention to @peters and @Bodekaer for their help in upgrading/implementing Cef 2171. (Apologies if I've forgotten anyone else).

• #662: Implemented WasHidden for the WPF ChromiumWebBrowser [@bjarteskogoy]
• #668: WPF Invalidate on Visible Change [@myrnazhou]