Updated screenshot and readme.md.

Author: advdotnet

README.md

@@ -1,8 +1,10 @@
 # Session Seven
 
+## About
 *Session Seven* is a free oldschool 2D point & click adventure game currently being in development. You might be able to build the game, but running the game and executing some tests require additional content files which are only provided in the binary distribution.
 
-**Warning**: Reading through the sources might spoil the gameplay experience.
+## Warnings
+Reading through the sources might spoil the gameplay experience.
 
 [![Build status](https://ci.appveyor.com/api/projects/status/ak4dcx226s1ctt59?svg=true)](https://ci.appveyor.com/project/advdotnet/session-seven)