Added pip install step for python integration dependencies (pyzmq, posix_ipc) to travis config
Added pip install step for python integration dependencies (pyzmq, posix_ipc) to travis config

odin-detector/odin-data,percival-detector/odin-data,percival-detector/odin-data,odin-detector/odin-data,odin-detector/odin-data,percival-detector/odin-data,odin-detector/odin-data,odin-detector/odin-data,odin-detector/odin-data,percival-detector/odin-data,percival-detector/odin-data,odin-detector/odin-data,percival-detector/odin-data,percival-detector/odin-data