Windows : Fix packaging when building with VS2017

Author: vaintroub

win/packaging/CMakeLists.txt

@@ -51,7 +51,7 @@ IF(MSVC_VERSION EQUAL 1600 OR MSVC_VERSION EQUAL 1700 )
   SET(WIX_MSVC_SUFFIX "VS2010")
 ELSEIF(MSVC_VERSION EQUAL 1800)
   SET(WIX_MSVC_SUFFIX "VS2013")
-ELSEIF (MSVC_VERSION EQUAL 1900)
+ELSE()
   SET(WIX_MSVC_SUFFIX "VS2015")
 ENDIF()