teatime crashes with locale ru_RU.UTF-8

[Andrey G. Loukashin]

When the timer is activated, the applet are chashes.
The problem task is written in Latin, but the task by default - in Cyrillic.

teatime.py
Traceback (most recent call last):
  File "/usr/bin/teatime.py", line 300, in do_tick
    self.start_notification_loop()
  File "/usr/bin/teatime.py", line 290, in start_notification_loop
    self.show_notification()
  File "/usr/bin/teatime.py", line 282, in show_notification
    self.notification.set_info(self.timer)
  File "/usr/bin/teatime.py", line 42, in set_info
    self.update(_("%s is ready") % timer.obj["name"], body, None)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xd0 in position 3: ordinal not in range(128)