mark troubleshooting todo

Author: gmiller-mdb

source/databases-collection.txt

@@ -246,10 +246,11 @@ within 35 milliseconds of the closest member's ping time.
    :manual:`localThreshold </reference/program/mongos/#std-option-mongos.--localThreshold>`
    command-line option.
 
-Troubleshooting
----------------
+.. TODO: 
+.. Troubleshooting
+.. ---------------
 
-.. include:: /includes/usage-examples/databases-collection.rb
+.. .. include:: /includes/usage-examples/databases-collection.rb
 
 API Documentation
 -----------------