Remove tools/publish_all_pkgs.py
Remove tools/publish_all_pkgs.py

This script is very dangerous and might publish packages or versions of packages
we do not want to publish. According to our policy, all our packages are
versioned and published independently by the package authors. For publishing an
individual package, 'tools/publish_pkg.py' can be used.

R=sgjesse@google.com

Review URL: https://codereview.chromium.org//299893005

git-svn-id: c93d8a2297af3b929165606efe145742a534bc71@36620 260f80e4-7a28-3924-810f-c04153c831b5

dartino/dart-sdk,dartino/dart-sdk,dart-lang/sdk,dart-archive/dart-sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dartino/dart-sdk,dartino/dart-sdk,dart-lang/sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dartino/dart-sdk,dart-lang/sdk,dart-lang/sdk,dart-archive/dart-sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dartino/dart-sdk,dartino/dart-sdk,dart-lang/sdk