* gcc http://gcc.gnu.org/
+Optionals tools:
+
+ * ccache http://ccache.samba.org/ to improve recompilation
+ * dot http://www.graphviz.org/ to enable graphes with the nitdoc tool
Important files and directory:
doc/ Documentation
examples/ Program examples written in Nit
LICENCE License of the software
+ misc/ Some additional file for commons text editors and tools
tests/ Non-regression test-suite
lib/ Nit standard library
Makefile Bootstrap the Nit tools