Daily commit

Disabled custom advancer loading from file (tbd)

Depth offset is now operational.
Spike sorting xml load is now operational.

network events xml load/saves port
Spike detector: fixed some memory leaks

Added a new folder to store helper scripts.
added: zeroMQ matlab wrapper to communicate with GUI.
compiler scripts for wrapper

load_events scripts that can parse the 0.3 version files generated by
the PSTH sink module.