symfony/symfony — pull request #13016 by nicolas-grekas (2014-12-17 11:53:31+00:00)
Title: [2.3] use caret to specify requirements

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

Thanks to @javiereguiluz, I just learned about [caret versions for composer](https://getcomposer.org/doc/01-basic-usage.md#next-significant-release-tilde-and-caret-operators-)
Lets use them to make composer.json files simpler.