Fix Boost toolset for building on Win10 with VS 2015.

(cherry picked from commit 7956d4fc)

cmake/ThirdPartyBoost.cmake

@@ -86,6 +86,10 @@ IF (THIRDPARTY_BUILD_BOOST)
             SET(TOOLSET msvc-11.0)
         ELSEIF (MSVC12)
             SET(TOOLSET msvc-12.0)
+        ELSEIF (MSVC13)
+            SET(TOOLSET msvc-13.0)
+        ELSEIF (MSVC14)
+            SET(TOOLSET msvc-14.0)
         ENDIF()
     ELSE(APPLE)
         SET(TOOLSET gcc)