Merge pull request rustdesk#1763 from Heap-Hop/opt/cm_and_file

opt desktop cm and file transfer UI

add comment on if exist in bat

Merge pull request rustdesk#474 from ripp2003/patch-1

Update fr.rs

fix cpal crash on alsa linu

https://github.com/rustdesk/rustdesk/issues/58

make intranet also secured

recreate udp socket

fix failure to get_active_username in non-EN windows

source code