Updated README.md

README.md

 # ESS CS-Studio OPIs
 
-This folder contains the validated and approved CS-Studio OPI files to be used at ESS to control the facility.
+This folder contains the validated and approved CS-Studio OPI files to be used 
+at ESS to control the facility.
 
 ## Structure
 
@@ -146,9 +147,28 @@ target-station/
 └── tune-up-dump
 ```
 
+## File and Folder Names
+
+- File and folder names should be in accordance with the naming conventions.
+- Folder names must be all lowercase.
+- No white spaces are allowed in file/folder names: use '-' instead.
+
+## Contributing the Repository
+
+The repository can be cloned by everyone interested in. Changes can be performed 
+only through Pull Requests.
+
+Currently only Claudio Rosati (claudio.rosati@esss.se) and Bejamin Bertrand (for 
+safety, as Infrastructure Group member, benjamin.bertrand@esss.se) are allowed 
+to approve the pull requests, and merge them into the repository.
+
+As soon as someone else will be appointed to be in charge of this repository, 
+this readme file will be updated accordingly.
+
 ## Deployment
 
 The ess-opis repository is cloned and mounted in CS-Studio by the [Ansible role](https://gitlab.esss.lu.se/ics-ansible-galaxy/ics-ans-role-cs-studio)
 used to deploy CS-Studio.
-Every time a push is done on the master branch, it triggers an Ansible job via AWX API to update the git repository on the LCR workstations.
-Refer to the `.gitlab-ci.yml` file for the implementation.
+Every time a push is done on the master branch, it triggers an Ansible job via 
+AWX API to update the git repository on the LCR workstations. Refer to the 
+`.gitlab-ci.yml` file for the implementation.