testing with MSVC 2015

README.md

@@ -200,7 +200,7 @@ Output:
  - A C++ compiler with decent C++11 support. Currently tested with:
    - GCC 4.7, 4.8, 4.9
    - clang 3.4.2, 3.5
-   - MSVC 2013
+   - MSVC 2013, 2015
  - Boost 1.54+ for [Boost.Variant](http://www.boost.org/libs/variant)
  - CMake 3.0+ for building
 

appveyor.yml

@@ -5,11 +5,6 @@ environment:
       BOOST_ROOT: "C:\\Libraries\\boost"
       BOOST_LIBRARYDIR: "C:\\Libraries\\boost\\lib32-msvc-12.0"
 
-    - GENERATOR: "Visual Studio 12 2013 Win64"
-      CONFIG: Release
-      BOOST_ROOT: "C:\\Libraries\\boost"
-      BOOST_LIBRARYDIR: "C:\\Libraries\\boost\\lib64-msvc-12.0"
-
     - GENERATOR: "Visual Studio 14 2015"
       CONFIG: Release
       BOOST_ROOT: "C:\\Libraries\\boost_1_59_0"