compile but don't use zmq
make zmq4 optional
make zmq4 the default
Merge pull request #91 from da2ce7/zmq4

Server - Client Backwards Incomparable Change! Move to ZMQ4.
Removes system zmq dependance, now zmq is integrated in-source.
Fix for Android version, for Pete.

Signed-off-by: FellowTraveler <F3llowTraveler@gmail.com>
Merge pull request #155 from FellowTraveler/develop

Fix for Android version, for Pete.
Let Travis notify on #opentransactions IRC channel.
Travis only has 1.5 cores so the concurrency should be less than 4. Now make -j 2
Update Doxyfile
Merge pull request #156 from lclc/develop

Update Doxyfile
fix zmq2 name in config
only compile zmq4 if needed
Merge pull request #157 from da2ce7/zmq4

ZMQ config fix
Merge pull request #146 from murrekatt/develop

Travis IRC notification and concurrent build changes
bump version number to 0.92.c
Merge pull request #158 from da2ce7/develop

bump version number to 0.92.c