phpexcel init setup
Merge branch 'master' into phpexcel-integration
Catalog importer service
categories and manufacturers import
product import
Merge branch 'master' into phpexcel-integration

Conflicts:
	app/AppKernel.php
	composer.json
	src/Enmash/Bundle/StoreBundle/Resources/config/services.yml
catalog import
analog and similar products
minor changes