.gitignore in nmatrix-0.0.8 vs .gitignore in nmatrix-0.0.9

@@ -18,15 +18,10 @@
 *.bundle
 *.bundle.dSYM
 *.log
 /tags
 *.gem
-
-ext/nmatrix/*.o
-ext/nmatrix/*.so
-ext/nmatrix/*.log
-ext/nmatrix/**/*.o
-ext/nmatrix/Makefile
-ext/nmatrix/**/Makefile
-ext/nmatrix/nmatrix_config.h
+html/
+doc/
+docs/
 pkg/
 .autotest