added smaller image
MODIFY
README.md
README.md
![Travis State](https://api.travis-ci.com/vanhauser-thc/AFLplusplus.svg?branch=master)
-<img align="right" src="https://raw.githubusercontent.com/vanhauser-thc/AFLplusplus/aflpp.png?s=256" alt="AFL++ Logo">
+[<img align="right" src="aflpp.512.png" alt="AFL++ Logo">](aflpp.png)
Release Version: 2.60c

ADD
aflpp.512.png
aflpp.512.png
Binary files /dev/null and b/aflpp.512.png differ

added smaller image