CEXT-18 #comment - добавила datepicker и timepicker
Merge remote-tracking branch 'remotes/origin/Emil-Dev' into Dev-Lena
Merge remote-tracking branch 'remotes/origin/Emil-Dev' into Dev-Lena
 #CEXT-2 Добавлено окно настроек.
 #CEXT-2 Добавлена кнопка выхода.