Added startup script
Utility function for fast saving of data
Removed unused interp function
Updated estimateWaveforms to work efficiently on single channel
Parameter updates in BP
BP now throws error when passing invalid parameter

It used to just ignore it, which was a source of subtle bugs if one had
a typo when constructing the object
Class for parallel BP
Worker class for waveform estimation
Improved ParBP parameters
Worker class for spike time estimation
Added status output
Improved handling of temp dir

Using unique directory each time; deleting it after deletion of object
Started implementing ParBP.fit()

Initialization not done and nothing tested yet