update readme, fix typos

README.md

@@ -1,29 +1,32 @@
 # Simple Backend for http://dafuq.is
 
-It a simple python script which calls urabndictionary api
+Dafuq is a simple python script which calls [urbandictionary](https://www.urbandictionary.com/) API
 for a given word and returns the response. The server is
-written using `bottle` (dependency supplied with repo) and
-`requests`.
+written in python, using `bottle` and `requests`.
 
 
 ## Requirements
+
 - `bottle` (Supplied with code, no need to install)
 - `requests` v2.1.14
 
 
-## Running
+## How to get up and running ?
+
 - `$ pip install -r requirements.txt`
 - `$ python ./src/index.py`
 
-### For Wordnik
-If you want to use wordnik source, you need to create a api key. 
+### For [Wordnik](https://www.wordnik.com/)
+
+If you want to use wordnik source, you need to create an API key. 
 After you have an API key do.
 
 - `$ cp .env.example .env`
 - Modify .env so that you paste your environment variable
 - `$ source .env`
-- `$ DAFUQ_IS_WORDNIK_API_KEY=${DAFUQ_IS_WORDNIK_API_KEY} python3 ./src/index.py`
+- `$ DAFUQ_IS_WORDNIK_API_KEY=${DAFUQ_IS_WORDNIK_API_KEY} python ./src/index.py`
 
-Note: The app will run on localhost on port 8080,
+**Note:** The app will run on localhost on port 8080,
 we then setup our nginx proxy to forward requests 
 from our web front to the app.
+