Retext search does not work in Preview mode (both WebKit and non-WebKit)

[Norbert]

Steps to reproduce:
1. Open Markdown document in ReText
2. Switch it to the Preview mode
3. Press <Ctrl+F> to search for something, enter search term
4. Press <Enter> or *Previous* / *Next*

Expected results:
* ReText allows to search text in Preview mode

Actual results:
* ReText does not allow to search text in Preview mode (in both WebKit and non-WebKit renderers)

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: retext 5.3.1-1
ProcVersionSignature: Ubuntu 4.4.0-104.127-generic 4.4.98
Uname: Linux 4.4.0-104-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
CurrentDesktop: MATE
Date: Sat Aug 11 14:58:49 2018
InstallationDate: Installed on 2010-12-05 (2805 days ago)
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
PackageArchitecture: all
SourcePackage: retext
UpgradeStatus: Upgraded to xenial on 2017-06-24 (412 days ago)

[Norbert (nrbrtx)]

https://github.com/retext-project/retext/issues/381

[Dmitry Shachnev (mitya57)]

This is now fixed in retext 7.2.0-1 in Hirsute:

https://launchpad.net/ubuntu/+source/retext/7.2.0-1