[Template merge] Improve texts about zhfst/installation package downl…

…oads

README.md

@@ -8,11 +8,14 @@ The Eastern Mari (Meadow and Eastern Mari) morphology and tools
 [![Doc Build Status](https://github.com/giellalt/lang-mhr/workflows/Docs/badge.svg)](https://github.com/giellalt/lang-mhr/actions)
 [![CI/CD Build Status](https://divvun-tc.giellalt.org/api/github/v1/repository/giellalt/lang-mhr/main/badge.svg)](https://divvun-tc.giellalt.org/api/github/v1/repository/giellalt/lang-mhr/main/latest)
 
-Download nightly / CI/CD zhfst files for testing:
+Download nightly / CI/CD installation packages for testing (contains the core zhfst file(s)):
+
 [![Windows](https://img.shields.io/badge/download%40latest-Windows--bhfst-brightgreen)](https://pahkat.uit.no/main/download/speller-mhr?platform=windows&channel=nightly)
 [![MacOS](https://img.shields.io/badge/download%40latest-macOS--bhfst-brightgreen)](https://pahkat.uit.no/main/download/speller-mhr?platform=macos&channel=nightly)
 [![Mobile](https://img.shields.io/badge/download%40latest-mobile--bhfst-brightgreen)](https://pahkat.uit.no/main/download/speller-mhr?platform=mobile&channel=nightly)
 
+__NB!!__ Note that the nightly / CI/CD installation packages are not tested for language quality, and might contain regressions and errors.
+
 This repository contains finite state source files for the Eastern Mari language,
 for building morphological analysers, proofing tools
 and dictionaries. The data and implementation are licenced under GNU GPL