Merge pull request #258 from stepanovdg/BACKLOG-670_5.2

[BACKLOG-670] CLONE - Hadoop Job Executor doesn`t work with variables provided in path to jar
Merge pull request #260 from AndreyBurikhin/BACKLOG-340

BACKLOG-340 - Kitchen does not print Pig Script Executor Logs
[BACKLOG-670][FIXUNITTEST] CLONE - Hadoop Job Executor doesn`t work with variables provided in path to jar
Merge pull request #261 from stepanovdg/BACKLOG-670_5.2_unittestfix

[BACKLOG-670][FIXUNITTEST] CLONE - Hadoop Job Executor doesn`t work with variables provided in path to jar
[BACKLOG-331] - Reverting changes pending further planning
Merge pull request #263 from brosander/BACKLOG-331-REVERT-5.2

[BACKLOG-331] - Reverting changes pending further planning
[BACKLOG-158] Support Kerberos Authentication for Hive 2 and Impala for Cloudera