BZ-1034720 - Language property missing from GetTasksByVariousFieldsCommand
BZ-1034720 - Language property missing from GetTasksByVariousFieldsCommand
BZ-1034720 - Allowing multiple languages for GetTasksByVariousFieldsCommand language property
(cherry picked from commit 6eb3f167293c66c571f9666bd846986037a39564)
- BZ-1033694: keeping just one variable that parses period and datetimes