Merge pull request #209 from Xronophobe/fix--update-readme-with-pyprojecttoml

update README pip install command

Author: hjwp

README.md

@@ -28,7 +28,7 @@ and collaboration (typo-fixes by pull request are very much encouraged!).
 
 * Pre-requisites for the test suite:
 ```console   
-$ pip install -r requirements.txt
+$ pip install .
 $ git submodule update --init
 ```