Discard ./chinachu path modification.
Put log int /var/log/chinachu.
Discard local modifications to logging.
Disabling 'chinachu service' sub-command.
/usr/bin/nodejs link to /var/lib/chinachu/usr/bin/node.
Make fit to  Debian's folder configuration.
Correcting postrm completely remove folder.
Correct License short name field.
20140530-1ppa2 release