update composer to use beta-1 tag
update pim dev version
update be simple soap dependencies
add missing import and export directories
Keep the web/media directory
Fix besimple bundles references
Fix besimple references
Merge branch 'master' into 1.0

Conflicts:
	composer.json
	composer.lock
Update to PIM beta-2
Merge branch 'master' into 1.0
Merge branch 'master' into 1.0
Fix autoload and issue with create / edit user
Update platform version to fix cache performance issue
Fix JMS Serializer issue by updating the pim version
Merge pull request #16 from akeneo/1.0

Update master