make patching of todomvc work from any directory

TBR=ricow@google.com

Review URL: https://codereview.chromium.org//678273003

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41387 260f80e4-7a28-3924-810f-c04153c831b5
add class type alias suggestions

BUG=
R=scheglov@google.com

Review URL: https://codereview.chromium.org//689433003

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41388 260f80e4-7a28-3924-810f-c04153c831b5