Schematic figure in README

Author: erikbergstrom

README.md

@@ -7,6 +7,8 @@ An R wrapper for running the SigProfilerMatrixGenerator (https://osf.io/s93d5/wi
 
 The purpose of this document is to provide a guide for using the SigProfilerMatrixGenerator framework to generate mutational matrices for a set of samples with associated mutational catalogues. An extensive Wiki page detailing the usage of this tool can be found at https://osf.io/s93d5/wiki/home/. For users that prefer working in a Python environment, the tool is written in Python and can be found and installed from: https://github.com/AlexandrovLab/SigProfilerMatrixGenerator
 
+![schematic](schematic.png)
+
 **PREREQUISITES**
 
 devtools  (R)