.gitignore in libv8-freebsd-3.3.10.4 vs .gitignore in libv8-freebsd-3.11.8.3

@@ -1,9 +1,11 @@
 *.gem
 *.bundle
 *.so
 *.a
+.rbx/
 Gemfile.lock
+Makefile
 pkg/*
 tmp/*
 lib/libv8/build/*
 lib/libv8/VERSION