+
+Infrastructure
+--------------
+
+.. toctree::
+ :maxdepth: 1
+
+ infrastructure/overview
+ infrastructure/ci
+ infrastructure/xci
+
+Operations Supporting Tools
+---------------------------
+
+.. toctree::
+ :maxdepth: 1
+
+ submodules/calipso/docs/release/index
+
+Found a typo or any other feedback? Send an email to users@opnfv.org or
+talk to us on IRC_.
+
+.. _IRC: https://webchat.freenode.net/?channels=%23opnfv