Add Pair Service functionality.
Refactor Pair functionality
Remove unused use
Merge remote-tracking branch 'upstream/master'

Conflicts:
	Tests/app/config/config_test.yml
Modify BinlogDiffProvider to support Pair service
Change parameter name
Add Parameters Command and tests
Fix phpcs errors after updating to new version.
Fixes #66 : replace bad use and variables
Fix tests according to new functionality.
Adds test to tryout sync by last date.
Merge remote-tracking branch 'upstream/master'
Refactor manager creation.
Refactor manager creation.
Refactor according to scrutinizer.
Fix minor issues.
Revert changes in command.
Refactor code.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	EventListener/AbstractImportConsumeEventListener.php
	EventListener/ImportSourceEventListener.php
	Import/DoctrineImportIterator.php
	Pipeline/Item/AbstractImportItem.php
	Pipeline/Item/SyncExecuteItem.php
Merge pull request #68 from trylika/master

Implements lastsyncdate and fixes some minor issues.