8020622: create.bat on Windows failed to create project file for Visual Studio 2012
Summary: Treat VS2012 the same as VS2010.
Reviewed-by: dcubed, kamg, minqi
README: This file should be located at the top of the hotspot Mercurial repository. See http://openjdk.java.net/ for more information about the OpenJDK. See ../README-builds.html for complete details on build machine requirements.Simple Build Instructions: cd make && gnumake The files that will be imported into the jdk build will be in the "build" directory.