doc: remove advanced_options (deprecated by manpages)

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/doc/advanced_options b/doc/advanced_options
deleted file mode 100644 (file)
index 814f81b..0000000
--- a/doc/advanced_options
+++ /dev/null
@@ -1,5 +0,0 @@
-* GC **************************************************************************
-
-Nit programs can dynamically select a GC at runtime. Just set NIT_GC_OPTION envvar.
-Set it to "help" to list available GC at the begin of the program.
-