feat(routing): Support session based routing

feat(routing): Support session based routing

The session id field in a message buffer is now used
directly for routing.

Change-Id: I3634c97588b11172db964b2d06c96c317d8b8ae3
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Routing table entry changes to pick up subid

Change-Id: If08dc21aae4acaab350ba75a8854ad2f24007b03
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Fix unit test for rmr_call

It was not properly setting message type and now that RMr
ensures that invalid message type is set by default on a newly
created message this was causing unit test to fail.

Change-Id: I50f08d1038ea7fca2a070cdd949657bfbc25f3fd
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Add application level tests

Added round robin and multi group application level
test scripts.

Change-Id: Ic6aebaf3bc1edb763decc7fd0aebb09df116f20c
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
NNG based sub-id support added

Change-Id: I0d36b55bb90a315ba94c9476df88e2c7eac6c383
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Correct bug in app test script

Change-Id: I5b4a9f32aa1bc2907f320b8ad4628e0948062904
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Nano sub-id changes and unit test updates

Change-Id: Ia69f2fb33de3bbee2f33f9a4c5def779c872e52c
Signed-off-by: E. Scott Daniels <daniels@research.att.com>
Change nil-sub_id key to high order key

If there is no sub-id, then the key is based only on the
message type, but to allow for a sub-id == 0 the key
when there is no subscription id must be set to
0xffffffff00000000 + msg type.

New version for deb is 1.0.19

Change-Id: I55f89d368466a0137fdea99410c76ba72e1923ab
Signed-off-by: E. Scott Daniels <daniels@research.att.com>