[libsigc++2] Created tag 2.7.1

[Kjell Ahlstedt <kjellahl src gnome org>]

The unsigned tag '2.7.1' was created.

Tagger: Kjell Ahlstedt <kjell ahlstedt bredband net>
Date: Tue Mar 1 08:55:12 2016 +0100

    2.7.1

Changes since the last tag '2.6.2':

Kjell Ahlstedt (6):
      Add a moving signal::connect() overload
      Fix some typos
      can_deduce_result_type_with_decltype: Rename the check() methods
      Temporarily undefine the nil macro, if it's defined
      Don't use SIGC_USING_STD()
      2.7.1

Murray Cumming (3):
      functor_trait.m4: Correct the mem_functor<> declarations.
      tests: Use = delete instead of private constructors.
      m4: Remove unused UPPER and LOWER functions.