removed unused elements from import dialog (preview box and import to clipboard checkbox)
Merge branch 'master' of https://github.com/worklist/hifi into 19483
removed unused widgets
Merge branch 'master' of https://github.com/worklist/hifi into 19483
Added custom icons (QFileIconProvider)
Merge branch 'master' of https://github.com/worklist/hifi into 19483
Layout fix
Add import configuration

remove unused icons
remove redundant QLabels
removed size hint from sag icons
Merge branch 'master' of https://github.com/worklist/hifi into 19483
Merge branch 'master' of https://github.com/worklist/hifi into 19483
Import button opacity
refactoring
File filter
Display extensions
save and restore dialog settings
Info label layout
more layout fixes
fix size of grid items
Layout fix (notes from Grayson)
Merge branch 'master' of https://github.com/worklist/hifi into 19483