Bump version: add linux 4.19 as default and also modified the branch for...

Bump version: add linux 4.19 as default and also modified the branch for download sio-profiles. Changed also the manjaro.tools.conf to reflect the Illyria release. Note when we create a new branch for V18.0 we need to change the default configuration.

Signed-off-by: Ste74 <stefano@manjaro.org>