Merge pull request #39 from akeneo/1.1

Update README.md
Merge pull request #40 from akeneo/1.1

Add hash for some repositories in composer.json
Merge pull request #41 from akeneo/1.1

Remove error_reporting_email and fix monolog on a simple configuration
Update README.md
Merge branch 'master' into 1.1

Conflicts:
	README.md