Create a context for loading yml fixtures for behat
Add loaders for the missing entities
Allow loading attributes without a group
Remove unused code in the LocalesLoader
Use the CatalogConfigurationContext to initialize the background for all scenarios
Add default catalog configuration
Merge branch 'master' into PIM-1435

Conflicts:
	features/Context/FixturesContext.php
Improve initialization of catalog configuration
Allow importing categories with parent in InstallerBundle
Make LoadChannelData more consistent with other fixtures
Clean up docblocks
Use CatalogConfigurationContext to load users and user attributes
Remove unnecessary methods and method calls
Merge branch 'master' into PIM-1435
Remove deprecated behat method
Fix some currency-related scenarios
Don't create new currencies during behat scenarios
Add temporary debug message when initializing behat catalog configuration
Fix some failing behat scenarios
Add a 'footwear' context for behat