1. Add "Remove useless ref to pulseaudio" commit to homescreen.
2. Remove launch app code for my mistake merging.
Right now this source is same as
a8b94699ae7ec155729fcccda2be4f22328ca790.
Relative Commit:
https://gerrit.automotivelinux.org/gerrit/#/c/15563/
Change-Id: I966e86c73d9f66ac7a7ff6763be3544ecaba28cd
Signed-off-by: Ronan Le Martret <ronan.lemartret@iot.bzh>
Signed-off-by: Stephane Desneux <stephane.desneux@iot.bzh>
Signed-off-by: zheng_wenlong <wenlong_zheng@nexty-ele.com>