add tcc link

README.md

@@ -3,11 +3,7 @@
 This branch contains a minimalist version of rosenrot
 
 - similar in many ways to the [original version of rose](https://github.com/mini-rose/rose-browser/tree/60173b6f5b562861b11dea17e3869ad6c3462bbb/src).
-- compilable with tcc
+- compilable with [tcc](https://bellard.org/tcc/) (or with gcc/clang)
 - One c file, 390 lines (~356 excluding comments)
 - Still some minimal niceties: zoom
 
-
-# To do
-
-- [x] Create minimalist version of rosenrot