Hotfix 79212

Version
This hotfix concerns SDL Tridion 2011 SP1.
Problem description
Content Deployer locks up after "The process cannot access the file" error.
Hotfix description
When commit fails rollback was not done properly, causing the Content Deployer to lock, rollback is executed when deployment fails in commit phase.
Distributed files
cd_datalayer.jar
cd_storage_conf.xsd
cd_storage_conf_sample.xml
Fixes included
The hotfix is a cumulative that includes Hotfix 77133, Hotfix 78523 and Hotfix 79176.
Dependencies
None