Fixed  DataTimeUtil.parseDateTime() (#453).
Add issues to changelog (#443).
Merge remote-tracking branch 'private/issue/443-M11' into 0.7-develop
Merge remote-tracking branch 'private/issue/453' into 0.7-develop
Merge tag '0.7.1-M11' into 0.7-hadoop2-develop

Released version 0.7.1-M11
Fix Direct I/O cleanup w/o output staging (#454).
Add issues to changelog (#443).
Merge remote-tracking branch 'private/issue/443-M12' into 0.7-develop
Merge remote-tracking branch 'private/issue/454' into 0.7-develop
Merge tag '0.7.1-M12' into 0.7-hadoop2-develop

Released version 0.7.1-M12