Actually use pub.bat on windows
Actually use pub.bat on windows

Merge branch 'master' of https://github.com/dart-lang/package-bots

Use x64 for finding sdk on windows which is default there (WAT) add .bat on windows

R=sigmund@google.com
BUG=

Review URL: https://chromiumcodereview.appspot.com//594613002

dart-lang/package-bots