Update Dependencies
Update Dependencies

| Production Changes        | From   | To     |
|---|---|---|
| ocramius/package-versions | 1.2.0  | 1.3.0  |
| php-http/discovery        | 1.3.0  | 1.4.0  |
| swagger-api/swagger-ui    | v3.9.2 | v3.9.3 |
| swiftmailer/swiftmailer   | v5.4.8 | v5.4.9 |
| symfony/polyfill-apcu     | v1.6.0 | v1.7.0 |
| symfony/polyfill-intl-icu | v1.6.0 | v1.7.0 |
| symfony/polyfill-mbstring | v1.6.0 | v1.7.0 |
| symfony/polyfill-php56    | v1.6.0 | v1.7.0 |
| symfony/polyfill-php70    | v1.6.0 | v1.7.0 |
| symfony/polyfill-util     | v1.6.0 | v1.7.0 |
| symfony/symfony           | v3.4.3 | v3.4.4 |

| Dev Changes                       | From   | To     |
|---|---|---|
| liip/functional-test-bundle       | 1.9.2  | 1.9.3  |
| phpdocumentor/reflection-docblock | 4.2.0  | 4.3.0  |
| sebastian/comparator              | 2.1.2  | 2.1.3  |
| symfony/phpunit-bridge            | v4.0.3 | v4.0.4 |
| webmozart/assert                  | 1.2.0  | 1.3.0  |

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