Problem: There are no docs for the tendermint integration API

Solution: Add docs for the tendermint integration in Appendices for now.

bigchaindb/tendermint/__init__.py

@@ -1,3 +1,5 @@
+"""Code necessary for integrating with Tendermint."""
+
 # Order is important!
 # If we import core first, core will try to load BigchainDB from
 # __init__ itself, causing a loop.

bigchaindb/tendermint/lib.py

@@ -1,3 +1,7 @@
+"""Module containing main contact points with Tendermint and
+MongoDB.
+
+"""
 import logging
 from collections import namedtuple
 from copy import deepcopy

docs/server/source/appendices/index.rst

@@ -11,6 +11,7 @@ Appendices
    the-Bigchain-class
    backend
    commands
+   tendermint-integration
    aws-setup
    generate-key-pair-for-ssh
    firewall-notes

docs/server/source/appendices/tendermint-integration.rst

@@ -0,0 +1,25 @@
+######################
+Tendermint Integration
+######################
+
+
+.. automodule:: bigchaindb.tendermint
+    :special-members: __init__
+
+.. automodule:: bigchaindb.tendermint.lib
+    :special-members: __init__
+
+.. automodule:: bigchaindb.tendermint.core
+    :special-members: __init__
+
+.. automodule:: bigchaindb.tendermint.event_stream
+    :special-members: __init__
+
+.. automodule:: bigchaindb.tendermint.fastquery
+    :special-members: __init__
+
+.. automodule:: bigchaindb.tendermint.commands
+    :special-members: __init__
+
+.. automodule:: bigchaindb.tendermint.utils
+    :special-members: __init__