v0.9.6

Publish `0.9.6`.

BUG=
R=keertip@google.com

Review URL: https://codereview.chromium.org//2080603003 .

v0.9.4

Merge pull request #1145 from dart-lang/0.9.4

0.9.4

v0.9.3+1

Merge pull request #1136 from dart-lang/0.9.3+1

0.9.3+1

v0.9.3

Merge pull request #1135 from dart-lang/rev_0.9.3

0.9.3

v0.5.0+1

Merge pull request #817 from dart-lang/ddc_snapshot

fixed an issue running dartdoc as a pub global activated snapshot