Mantid Imaging 2.1
==================

This release brings some new features and bug fixes.

Mantid Imaging now requires python 3.8

New features
------------

- #778: Load images with drag and drop
- #823: Automatically transpose colour palette
- #567: Add new user wizard
- #886 : Don't reset zoom when changing operation parameters
- #873 : Link histogram scales in operations window
- #914 : Modes for ROI normalisation
- #872 : Histogram improvement
- #920 : Don't forget parameters when closing and reopening recon window

Fixes
-----

- #816 : Error finding screen size in some dual screen set ups
- #820 : Help links go to wrong page
- #836 : Median filter returning data from wrong images
- #846 : Fixing AstropyDeprecationWarning
- #843 : Error loading stack
- #856 : Move shared array allocation to `multiprocessing.Array` when on Python 3.8
- #854 : Ops window, image selector in preview section skips by 2
- #856 : Operations auto update not triggered on spinbox changes
- #874 : Widgets in Operations window need minimum sizes
- #866 : Warning if running Flat-fielding again
- #878 : Update update instructions in version check
- #885 : RuntimeError after closing wizard
- #805, #875, #891 : Fix segmentation fault due to object lifetime
- #716 : Prevent simultaneous operations
- #901: Rebin Operation failed: '<' not supported between instances of 'Progress' and 'int'
- #912: Fix ROI normalise due to rescale changes
- #921: Ops window Image spin box looses focus after key press
- #914: Outliers acts as median in dark mode
- #919: Median min kernel size
- #905: Ring Removal has no effect
- #906: Clip values
- #931: Crop Coordinates error if image is smaller than 200x200

Developer Changes
-----------------

- #770 : Use multiprocessing.Array
- #709 : Applitools GUI tests
- #908 : Fix GUI test failure