[PDI-10549] Set locale.Root for not depends on locale in calculating end of the working week.
Functionality of Last working day in this week in "Get system info " step.
Changes affected: "Last working day of last week", "Last working day of this week", "Last working day of next week".
Merge pull request #47 from stepanovdg/PDI-10549

[PDI-10549] Set locale.Root for not depends on locale in calculating end...