Set default value of max_mem_mb to 1024 and cores to 1 in __init__

Rename sho functions to match names in pycroscopy
Use pycroscopy functions rather than local ones

Swap w_vec and resp_vec in function and call.  

mem now defaults to 1024 Mb

Cades dev

Updated example and setup

New tutorial + Joblib Process

Users can now specify colorbar label in plot_map_stack function

Some error catching when final pixel is absent. Will still translate successfully.

added translator to list for calling, and fixed IO_time attribute

Improvements to plotting esp GIV