Use PST instead of UTC for Reportal time variables (hive_last_hour, etc.)
Made time zone a configurable job property
Renamed Reportal timezone property to "reportal.time.variable.timezone"
Renamed reportal timezone property to "reportal.default.timezone"
Merge pull request #40 from Erwa/master

Use PST instead of UTC for Reportal time variables (hive_last_hour, etc.)