Merge tag 'v4.19.77' into v4.19/standard/base

This is the 4.19.77 stable release

# gpg: Signature made Sat 05 Oct 2019 07:10:18 AM EDT
# gpg:                using RSA key 647F28654894E3BD457199BE38DBBDC86092693E
# gpg: Can't check signature: No public key