2.45.80 (unstable): Gio: * Application: Add bind/unbind_busy_property() and set_state_hint(). (Murray Cumming) * TlsClientConnection: Add copy_session_state(). (Murray Cumming) Build: * MSVC Builds: Require MSVC.Net 2013 for C++11 support. (Chun-wei Fan) Bug #753271. * MSVC Builds: Adapt for recent source code changes. (Chun-wei Fan) Bug #753271. * MSVC Builds: Improve Build Speed and Debugging Experience (Chun-wei Fan)