Update commitizen to version 2.2.0 🚀

[greenkeeperio-bot]

Hello 👋

🚀🚀🚀

commitizen just published its new version 2.2.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of commitizen – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

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GitHub Release

2.2.0 (2015-10-21)

Features

• commit: enable githook output streaming (fc95daab, closes #8, #28, #31, #32, #33)

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The new version differs by 8 commits .

• fc95daa feat(commit): enable githook output streaming
• 2ff573e docs(readme): add list of known adapters
• 57284ec docs(readme): add badges to readme
• 6cf1964 chore(test): codecov
• a59e9ea Merge branch 'master' of https://github.com/commitizen/cz-cli
• 1b6d4a9 chore(package): update nodemon to version 1.7.2
• 4f0956f chore(build): Add istanbul test coverage checking
• 9ac1087 chore(build): Add ghooks and pre-commit test hook

See the full diff.

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