Log Message:
Updated syncthing to 0.14.31.

This is a regularly scheduled stable release.

Resolved issues:

    #4100: Icons and directory information in local device summary is consistent \ 
with that in folders
    #4177: A data race in KCP & STUN is fixed
    #4203: Ignore patterns on newly accepted folders are no longer erroneously \ 
inherited from an earlier added folder