Merge branch 'stable' into beta

1.5.1

1.6.0-beta0

1.5.0

Merge branch 'stable' into beta

Merge pull request atom#10660 from atom/mb-avoid-atom-urls-in-recent-…

…documents

Only add local files to the recent documents, not URLs

Merge branch 'stable' into beta

Use old presenter interface in presenter spec

Prepare 1.5.0-beta1

Prepare 1.4.1