Prepare changelog for release

Gbp-Dch: Ignore
5 jobs for debian/2.19-6 in 5 minutes and 13 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #98465
build

00:02:34

 
  Test
passed #98468
autopkgtest

00:01:41

passed #98467
lintian

00:01:43

passed #98469
piuparts

00:02:31

passed #98466
reprotest

00:02:38