This release includes following PR:

• PR #242: [Tests] General improvement (symfony/phpunit-bridge, travis and new tests)
• PR #241: [Doc] How to use environment variables with bundle
• PR #240: Supply name for new TreeBuilder instead of calling root method (@rpkamp)
• PR #239: Add symfony/stopwatch to main dependencies
• PR #237: [Tests] Cover with tests building of container
• PR #236: Non public profiler creates error in SF 2.8
• PR #230: Add symfony/stopwatch to dev dependencies

Thanks to all contributors! :tada: