Issue 2196 - [cms] Drop depencency on Flask for test server

README.md

Index: README.md
===================================================================
--- a/README.md
+++ b/README.md
@@ -8,24 +8,27 @@ make no stability guarantees whatsoever 
 ## How to use ##
 
 ### Running the test server ###
 
 The test server will convert your content directory on the fly, your changes
 will become visible immediately. To run it you need:
 
 * Python 2.7
-* [Flask](http://flask.pocoo.org/), [Jinja2](http://jinja.pocoo.org/) and
+* [Jinja2](http://jinja.pocoo.org/) and
   [Markdown](https://pypi.python.org/pypi/Markdown) modules (can be installed by
-  running `easy_install Flask Jinja2 Markdown` from the command line)
+  running `easy_install Jinja2 Markdown` from the command line)
 * A current copy of the
   [cms repository](https://github.com/adblockplus/cms/) (can be
   [downloaded as ZIP file](https://github.com/adblockplus/cms/archive/master.zip)
   or cloned via `git clone https://github.com/adblockplus/cms.git`)
 
+Optionally, the [Werkzeug](http://werkzeug.pocoo.org/) module can be installed
+as well, this will provide some developer features.
+
 Run the `runserver.py` script from your content directory, e.g.:
 
     python ../cms/runserver.py
 
 Alternatively, the content directory could also be specified as command line
 parameter of `runserver.py`. This will start a local web server on port 5000,
 e.g. the page the page `pages/example.md` will be accessible under
 `http://localhost:5000/en/example`.