Update readme

README.md

@@ -1,31 +1,28 @@
-Trakt.tv Playback Progress Manager
-=======
-This is a small Tkinter GUI application that allows a Trakt.tv user manage the playback progress items stored in his account.
+# Trakt.tv Playback Progress Manager
+This is a small Tkinter GUI application that allows a [Trakt.tv](https://trakt.tv) user manage the playback progress items stored in their account.
 
-Requirements
-------
+## Supported Python versions
+* 2.7
+
+## Python requirements
 * [trakt.py](https://github.com/fuzeman/trakt.py)
 
-Installation
------
+## Installation
 Install requirements:
 ```shell
 pip install -r requirements.txt
 ```
 
-Usage
------
+## Usage
 Run `main.pyw`.
 ```shell
 python main.pyw
 ```
 **Note:** If you're using Windows, just double click the file.
 
-Troubleshooting
------
+## Troubleshooting
 * If the application takes some time to load it's usually when Trakt.tv's response is slow, or the site is unavailable.
 
 
-Screenshot
------
-![image](https://cloud.githubusercontent.com/assets/10238474/22926771/be59930e-f2b6-11e6-9f4e-619aa5d1f235.png)
+## Screenshot
+![Screenshot](https://cloud.githubusercontent.com/assets/10238474/22926771/be59930e-f2b6-11e6-9f4e-619aa5d1f235.png)