Given "Some more minor uses of C++11 syntax." below, up GCC requirement
to 4.8 and add -std=c++11 to be consistent with e.g., glibmm.
2.10.0 (stable):
* Build: Fix silent builds.
(Kjell Ahlstedt) Bug #768797
2.9.3 (unstable):
* signal:
Deprecate slots().
Please tell us if you really need this.
(Murray Cumming)
Deprecate emit_reverse().
Please tell us if you really need this.
(Murray Cumming)
* Benchmark: Update it and use boost::timer, and actually build it,
but not built by default.
(Murray Cumming)
Build:
* Fix the build on MSVC++ 2013 and 2015.
(Chun-wei Fan) Bug #767777
2.9.2 (unstable):
* Minor documentation improvements.
(Murray Cumming)
* Some more minor uses of C++11 syntax.
(Murray Cumming)
2.9.1 (unstable):
* slot: Allow sigc::slot<R(Args...)> syntax, like std::function,
deprecating the sigc::slot<R, Args...> syntax.
(Murray Cumming, Kjell Ahlstedt) Bug #763393
* signal: Allow sigc::signal<R(Args...)> syntax, like std::function,
deprecating the sigc::signal<R, Args...> syntax.
(Murray Cumming, Kjell Ahlstedt) Bug #763393
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