BAP-4881: Remove use of entity_config.yml file
   - remove config files
Merge pull request #851 from laboro/fix/BAP-4881_1.3

BAP-4881: Remove use of entity_config.yml file
BAP-4970: Upgrade to Symfony 2.3.18
- update composer.json
BAP-4970: Upgrade to Symfony 2.3.18
- update tests
BAP-4970: Upgrade to Symfony 2.3.18
- fix CR
Merge pull request #866 from laboro/ticket/BAP-4970_upgrade_2.3.18

BAP-4970: Upgrade to Symfony 2.3.18
Merge pull request #836 from laboro/fix/CRM-1704

CRM-1704 Magento Import: Do not use own date for last sync date, use dat...
Merge pull request #871 from laboro/tmp/CRM-1704/1.3-patch

Merge magento import fixes
Merge remote-tracking branch 'remotes/dev/1.3' into 1.3