[AMQP 1.0] support reliability link option
there is no way to get or set the settlement mode for receiver or sender
This was resolved in commits 1399329,1399330 for proton-j, and was part of the 0.2 release.
This affects compliance of brokers using the library and prevents exposing control over reliability level through client APIs built on top of this library.
Commit 1500080 from Ken Giusti
[ https://svn.apache.org/r1500080 ]
PROTON-81: provide accessors to link settlement mode