v1.8

Replaced mpfit with NLopt library for more consistent optimization fits.

v1.7

Changed default optimizer to mpfit. Changed default optimizer profiles to fit with tails.
Fixed issue with hiding and showing files.
More work with bluesky qserver.

v1.6

Added periodic table picker

v1.5

Fixed compton calc typo.
Changed limits on SNIP_WIDTH and COMPTON_F_TAILs to limtied_lo_hi
Added function to load fit parameters from csv

v1.4

Fix 2 for mpfit quiting early.

v1.3

Fixed issue where mpfit would randomly give up early in fitting.

v1.2

Fixed SNIP min energy in GUI.
Export ROI fit parameters as overrride file to be used for per pixel fitting.
Fixed bug in export Scatter plot as CSV missing a comma.
Fixed bug auto model check box was not updating when deleting an element.
Added ROI's to Export image CSV
Fixed bug where detached spectra window was resizing when changing between Fit params and elements tab.

v1.1

Added ROI stats
Added motor pos to scatter plot export
Added file sizes in file tab
Added number of rois in file tab

v1.0

Bug fix to per pixel fitting causing segfault.
Change residual error calc for optimizer fitting.

Added dockable widgets.

v0.9.9

Added importing and processing NSLS II datasets from HXN and SRX
General bug fixes