…txn op error code in Public API (#772)

* [backport] CXXCBC-699: Allow to randomize list of bootstrap nodes

By default the SDK would shuffle node list (including list received via
DNS-SRV request). To disable this behavior use
preserve_bootstrap_nodes_order option.

…et_all (#801)

Changes
=======
* Do not return an error if/when indexDefs are empty/null. Instead return w/ an empty list of index definitions.

…eport in app telemetry meter (#804)

Motivation
===========
An HTTP workload can potentially use an invalid node index to access a
node in the config in scenarios to where a node in the cluster has been
failed over.

Changes
=======
* Upon updating the config w/in the HTTP Session manager, reset the
  next node index if its current value is greater than or equal to the
  number of nodes in the new config
* Update analytics tool to only populate error context if the analytics
  operation has an error