symfony/symfony — pull request #12758 by frozenminds (2014-11-29 16:17:36+00:00)
Title: [VarDumper] [Component] Expand/Collapse button for all dumped data

| Q | A
| ------------- | ---
| Bug fix? | no
| New feature? | yes
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | #12612
| License | MIT
| Doc PR |