readme fix

README.md

 # argopkgs
 
-this repo has two things:
+contains:
 
-- the only set of minimal useful nix expressions argo ever should need
+- set of nix expressions to package argo (`pkgs`,`lib`)
 
-- some gitlab files, wich are imported in turn by other repositories
-  that run integration tests
+- gitlab ci files, wich are imported in turn by other repositories (`gitlab-ci`)
 
-both these things are maintained and **master is used as a rolling dependency**
-for CI.
+- nixos configuratoin for deploying gitlab runners (`deployments`,`modules`)
+
+these things are maintained, the master branch is a rolling dependency for ci. 
 
 ## setup