Merge branch 'patch-3' into 'master'

Update README.md to include link to Github.com repository because the documentation there is better

See merge request ivt-vpl/populations/ch-zh-synpop!78

README.md

@@ -2,6 +2,9 @@ This repository contains all the scripts that are used to create the
 IVT Switzerland / Zurich MATSim scenario. It uses a custom build pipeline
 with `python` modules that call each other in the sense of incremental builds.
 
+A more flexible version is being made public on github.com. The documentation is
+more through, and may be helpfu. [](https://github.com/eqasim-org/synpp).
+
 # Installation
 
 Two bash scripts which set up everything that is needed to run the pipeline on our servers, as well as a requirements.txt file, can be found in `environment`: