update installation in readme

README.md

@@ -15,8 +15,9 @@ This project does depend on python packages.
 
 ## Installation
 (maybe to be replaced by an automation of some sort)
-* ```pip install pywikibot```
-* ```pip install wikitextparser```
+* [```pip install pywikibot```](https://pypi.org/project/pywikibot/)
+* [```pip install wikitextparser```](https://pypi.org/project/wikitextparser/)
+* [```pip install importlib```](https://pypi.org/project/importlib/)
 
 ## Licence
 TODO but will be open source