Commit test
Refined hg exclusions
Removed icon
Implement a mosaic preview of fits images
Image loading color map support & speedup
Optimize thumbs loading
Colormap implementation continued
Sorting implementation
Exclude warning lol when building exe
Speedup thumbnails loading
Faster thumbnail loading
Improved thumbnail loading
Multiprocessing tries
Implemented image preview widget
Image preview speed improvement
Work on image preview
Image preview modes added
Added controls to imagepreview widget
Added histogram to imagepreview
Implemented thumbnail presistance