Add PNG format in README

aa9c7079 · Sebastien Helleu · 13691fb3 · aa9c7079
Commit aa9c7079 authored 11 years ago by Sebastien Helleu
--- a/README.md
+++ b/README.md
 ## Description
  
-`gitchart.py` is a Python script to build SVG charts from a Git repository.
+`gitchart.py` is a Python script to build charts from a Git repository.
  
-It can build following charts:
+It can build following charts, as SVG or PNG:
  
 * authors (pie chart)
 * commits by hour, day of week, month of year, year, year/month (bar charts)