Add LICENSE

Change-Id: Iec1c47c7bb41ab64188de800d026de79eade99cb
Sanitize host name and remove unneccesary watches

Hyphens are not allowed in a tinc host name, so replace them with
underscores. Also, there is no need to restart the service when updating
a host file, it will be reread when a the host tries to connect.

Change-Id: I10fd7cdd007b36729e26e3f46d3db573deaa3445
Fix the tinc init.d script

Change-Id: I92840c3f6b7b6c92ed7afc80ab23e979c7489ce5
Merge "Sanitize host name and remove unneccesary watches"