2013-03-06 MD (tres.14159@gmail.com)
	- client/Config.py: added gettext support.

	- client/GUI.py: added the first calls to translate and improve the
	login window with the tab key.

	- client/gettext_pot_generator.sh: added small script to generate
	pot files.

	- client/locale/es/LC_MESSAGES/tethical_client.mo,
	client/locale/es/tethical_client.po,
	client/locale/tethical_client.pot:

	- config.prc: added support for UTF8.