Removed import of the unicode_literal for all files. This will be added back only when h5py is fixed.

Changed how we define custom dtypes to work when import unicode_literals from __future__

Importing all necessary functions to ensure python 3 compatibility for all notebooks and package files.
Note - Extensive testing is pending

This reverts commit caf3e403.

Convert col_name back to regular string when making plot groups

Ensure i_max is integer

Don't use the low-level file interface in h5py
no longer iter dicts
make sure strings are utf8
convert dict.view objects to lists so we can index them

New patching function for the V3 format
Added call to patching function to the BE_Processing notebook

BEndfTranslator Update

Swapped x and y pixel extents during translation.  Y is now columns and X is rows.  

Cnms dev

Fixed swapping of rows and columns when setting up the datasets.

Optimization update

Use get rather than pop in test_filter

Don't try to plot loops in show_plots is false
Cleaned up parameter checking

Small optimization changes to buildHistogram function
Formatting cleanup

Generic Gaussian Fitting

Cnms dev

First notebook on translating and filtering G-mode Line data. This needs to be expanded / forked for G-VS, G-PFM, G-KPFM, G-IV, etc.