Update crowdin instructions for linux

tools/crowdin-cli/README.md

@@ -17,23 +17,29 @@ This tool is being used by ASF developers for synchronization of strings/transla
 
 - Make sure that your `crowdin_identity.yml` file exists - this is the file with login credentials that is not being committed to GitHub. If it doesn't exist yet (e.g. because you've just cloned the repo), create it from `crowdin_identity_example.yml` and fill `api_key` that can be found **[here](https://crowdin.com/project/archisteamfarm/settings#api)**.
 
-- Ensure that `crowdin` command is recognized by your OS.
-
 ---
 
+## Installation
+
 ### Windows
 
-- Install **[Java JDK](http://www.oracle.com/technetwork/java/javase/downloads/index.html)**.
+- Install **[Java JRE](http://www.oracle.com/technetwork/java/javase/downloads/index.html)** (or entire JDK).
 - **[Set JAVA_HOME properly](https://confluence.atlassian.com/doc/setting-the-java_home-variable-in-windows-8895.html)**.
 - Launch `setup_crowdin.bat` as administrator.
-- Open new `cmd` prompt and verify that `crowdin help` indeed works.
+
+### Linux
+- Install **[OpenJDK JRE](http://openjdk.java.net/install)** (or entire JDK).
+- **[Set JAVA_HOME properly](https://stackoverflow.com/questions/24641536/how-to-set-java-home-in-linux-for-all-users)**.
+- Launch `crowdin.sh` as root.
+
+Afterwards you should verify in shell that `crowdin help` command is recognized.
 
 ---
 
 ## Usage
 
-- `archi_upload.ps1` for pushing strings to Crowdin.
+- `archi_upload` for pushing strings to Crowdin.
 
-- `archi_download.ps1` for downloading translations from Crowdin (typically last commit before release).
+- `archi_download` for downloading translations from Crowdin.
 
-- `archi_sync.ps1` for upload + download (tree sync).
+- `archi_sync` for upload + download.