Add: Identity attribute to ProfileRequest message

This will allow executors to record profile results for a given
snippet.

Signed-off-by: Kevin Conway <kevinjacobconway@gmail.com>
Add: Configurable transport to the base resource

Signed-off-by: Kevin Conway <kevinjacobconway@gmail.com>
Add: Sending of ProfileRequests on entry creation

Signed-off-by: Kevin Conway <kevinjacobconway@gmail.com>
Change: sample_app to show tansport usage

Signed-off-by: Kevin Conway <kevinjacobconway@gmail.com>
Merge pull request #12 from kevinconway/transport_integration

Transport integration