try to work around travis bug
pyparsing-2 is python3 only.
install compiled libzmq to save time
install compiled python-zmq to save time
back to installing libzmq-dev
let's try with libzmq3-dev
msgpack-python-0.3 setup script is not compatible with python 2.5
readme update
Merge remote-tracking branch 'arskom/2_9' into 2_9