Override job configuration through command line
Persist the reader warnings
Merge branch 'maintenance/pim_beta1' into override-job-configuration

Conflicts:
	src/Oro/Bundle/BatchBundle/Entity/StepExecution.php
	src/Oro/Bundle/BatchBundle/Step/ItemStep.php
Created the write counter increment method
Use the injected step execution into the reader
Merge branch 'maintenance/pim_beta1' into override-job-configuration
Merge pull request #541 from laboro/override-job-configuration

Override job configuration through command line