Update release notes to mention removal of legacy system workarounds

26 jobs for 192-release-notes in 1 minute and 2 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Precheck
passed #53183
linux docker amd64
precheck:debian:sid:amd64

00:00:18

 
  Build
canceled #53184
linux docker amd64
build:centos:centos6:amd64

00:00:43

canceled #53185
linux docker amd64
build:centos:centos7:amd64

00:00:43

canceled #53186
linux docker amd64
build:clang:debian:stretch:amd64

00:00:43

canceled #53190
linux docker i386
build:clang:debian:stretch:i386

00:00:42

canceled #53187
linux docker amd64
build:debian:jessie:amd64

00:00:43

canceled #53189
linux docker amd64
build:debian:sid:amd64

00:00:42

canceled #53191
linux docker i386
build:debian:sid:i386

00:00:42

canceled #53188
linux docker amd64
build:debian:stretch:amd64

00:00:44

canceled #53192
linux docker amd64
pkcs11:build:debian:sid:amd64

00:00:42

 
  Test
canceled #53206
linux docker amd64
install:debian:sid:amd64

canceled #53208
linux docker amd64
pkcs11:systemtest:debian:sid:amd64

canceled #53207
linux docker amd64
pkcs11:unittest:debian:sid:amd64

canceled #53200
linux docker amd64
systemtest:centos:centos6:amd64

canceled #53201
linux docker amd64
systemtest:centos:centos7:amd64

canceled #53202
linux docker amd64
systemtest:debian:jessie:amd64

canceled #53204
linux docker amd64
systemtest:debian:sid:amd64

canceled #53205
linux docker i386
systemtest:debian:sid:i386

canceled #53203
linux docker amd64
systemtest:debian:stretch:amd64

canceled #53193
linux docker amd64
unittest:centos:centos6:amd64

canceled #53194
linux docker amd64
unittest:centos:centos7:amd64

canceled #53198
linux docker amd64
unittest:clang:debian:stretch:amd64

canceled #53195
linux docker amd64
unittest:debian:jessie:amd64

canceled #53197
linux docker amd64
unittest:debian:sid:amd64

canceled #53199
linux docker i386
unittest:debian:sid:i386

canceled #53196
linux docker amd64
unittest:debian:stretch:amd64