changed unrar method to use unrar rather than library

this is because it became aparent that this is quite annoying to setup in linux and windows.
also included the rarfile library to save on confusion.

README.md

@@ -3,13 +3,18 @@ Web Based CBR and CBZ file reader.
 This is for if you have a collection of comics on a media server and want to read them remotely.
 
 # Requirments
-https://github.com/matiasb/python-unrar
-Django 1.8
-python 2.7
+
+- [Django 1.8](https://www.djangoproject.com/)
+- [python 2.7](https://www.python.org/)
+- [Unrar by Marko Kreen](https://github.com/markokr/rarfile) (included)
 
 # Installation
-pull from git and use like any django project.
-havent gotten around to cleaning it up yet.
+Pull from git and use like any django project.
+
+BASE_DIR needs to be set in the Settings DB. It should point to the Comic directory.
+
+Haven't gotten around to cleaning it up yet.
+
 
 # License
 https://creativecommons.org/licenses/by-sa/4.0/