Update deploy-shard-cluster.txt

We should make explicit that config order must be the same across mongos instances. This change was copied from the 2.4 docs for the same page.

Signed-off-by: Sam Kleinman <samk@10gen.com>
edits to config db string change
The oplog option confusion clarification

The --oplog option only dumps anything that would have been written during the duration of 'mongodump' operation.  It does not dump out the oplog.rs collection as many people seem to mistakenly think.

Signed-off-by: Sam Kleinman <samk@10gen.com>
minor edits to oplog option language in mongodump man page
Recommend authenticating as only one user per connection

Signed-off-by: Sam Kleinman <samk@10gen.com>
edits to authentication/connection