[ZNTA-780] commands: zanata stats

[sdp5]

Implemented zanata stats

@definite Please have a look.

[definite]

I got following Traceback:

Traceback (most recent call last):
File "/home/dchen/devel/zanata-python-client/zanata", line 25, in
zanata.run()
File "/home/dchen/devel/zanata-python-client/zanataclient/zanata.py", line 732, in run
program_name=os.path.split(sys.argv[0])[1],
File "/home/dchen/devel/zanata-python-client/zanataclient/command.py", line 348, in handle_program
command(command_options, args)
File "/home/dchen/devel/zanata-python-client/zanataclient/zanata.py", line 388, in run_func
command.run()
File "/home/dchen/devel/zanata-python-client/zanataclient/cmdbase.py", line 226, in run
self.zanatacmd.display_translation_stats(_id_version, *_cmd_opts)
File "/home/dchen/devel/zanata-python-client/zanataclient/zanatacmd.py", line 622, in display_translation_stats
self._display_stats(trans_stats.trans_stats_dict, locale_map)
File "/home/dchen/devel/zanata-python-client/zanataclient/zanatacmd.py", line 592, in _display_stats
[alias for alias, lang in locale_map.items() if lang == stat.get('locale')][0],
IndexError: list index out of range

[definite]

👍