Added C op tutorial to tutorial index.

25ce92d3 · Pierre Luc Carrier · c7dbca05 · 25ce92d3
--- a/doc/tutorial/index.txt
+++ b/doc/tutorial/index.txt
@@ -43,5 +43,6 @@ you out.
    debug_faq
    profiling
    extending_theano
+    extending_theano_c
    python-memory-management
    multi_cores