tinc: update year in Copyright notice
tinc: update MAINTAINER contact info
Currently tinc init script will delete the generated configuration folder and then check if it will not exists in order to create it.
This patch will first check if the generated configuration folder exists and then delete it, after that it will always create the configuration folder.
ffmpeg: add libopus support

Signed-off-by: Ian Leonard <antonlacon@gmail.com>
ffmpeg: Update to 2.3.4

Signed-off-by: Ian Leonard <antonlacon@gmail.com>