Update general readme with instructions on Pull Requests

README.md

 gitlab-recipes
 ==============
-GitLab recipes for setup on different platforms, update etc...
-### Every file should have section with maintainer name & gitlab version:
-    # GITLAB
-    # Maintainer: @randx
-    # App Version: 5.0
+GitLab recipes for setup on different platforms, update etc.
+## Guidelines on community contributions
+
+Here you will find installation guides or automation scripts provided by the community, 
+for systems other than the officially supported (Debian/Ubuntu).
+
+Bare in mind that this repository is co-maintained by volunteers/contributors like you.
+
+### Accepting Pull Requests
+
+In each parent directory (install, init, web-server, etc.) you will find some conventions
+you need to follow in order for your Pull Request to be accepted.
+
+Please stick as close as possible to the guidelines. That way we ensure quality guides
+and easy to merge requests.
+
+Your Pull Request will be reviewed by one of our volunteers and you will be
+asked to reformat it if needed. We don't bite and we will try to be as flexible
+as possible, so don't get intimidated by the extent of the quidelines :)
+
+
+- big versions 
+- Naming guidelines and General inforamtion is provided.