Return a TLinkedHashMap from audit methods so that the data is displayed nicely in cash
display the version for Write#toString()
Ensure that result set ordering persists from server to client

This commit is an addition to 2993e5c592c582de4de92b2a5a479f74cc482f0a. The
fix was to replace every instace of HashMap to LinkedHashMap in
ord.cinchapi.concourse.thrift.ConcourseService.
Audit the destination before the buffer