DOCS-692: edits and org for starting and stoping mongod instnaces document

Author: Sam Kleinman

source/administration.txt

@@ -53,6 +53,7 @@ MongoDB deployments:
    :hidden:
 
    tutorial/recover-data-following-unexpected-shutdown
+   tutorial/manage-mongodb-processes
    tutorial/convert-replica-set-to-replicated-shard-cluster
    tutorial/copy-databases-between-instances
    tutorial/manage-the-database-profiler

source/administration/process-management.txt

@@ -34,6 +34,7 @@ Basic Operations
 - :doc:`/tutorial/manage-the-database-profiler`
 - :doc:`/tutorial/rotate-log-files`
 - :doc:`/tutorial/roll-back-to-v1.8-index`
+- :doc:`/tutorial/manage-mongodb-processes`
 
 Security
 ~~~~~~~~