update intersphinx mapping

Author: ajdavis

doc/conf.py

@@ -11,12 +11,6 @@
     'sphinx.ext.intersphinx',
 ]
 
-intersphinx_mapping = {
-    # TODO: update to http://mongoc.org/libbson/%(version)s once libbson 1.6.0
-    # is released.
-    'bson': ('http://mongoc.org/libbson/current', None),
-}
-
 # General information about the project.
 project = 'MongoDB C Driver'
 copyright = '2017, MongoDB, Inc'
@@ -44,7 +38,7 @@
 # don't fetch libbson's inventory from mongoc.org during build - Debian and
 # Fedora package builds must work offline - maintain a recent copy here
 intersphinx_mapping = {
-    'bson': ('http://mongoc.org/libbson/' + release, 'libbson-objects.inv'),
+    'bson': ('http://mongoc.org/libbson/current', 'libbson-objects.inv'),
 }
 
 # -- Options for HTML output ----------------------------------------------