Consolidates ContentViews
Uses ComboSelectionView as part of cost selection view (#332)
* Allows to remove listeners on IObjectSelectionViews
* Fixes some threading-issues
(cherry picked from commit c122ca9)
Renames method to reflect extended intent (#332)
Reduces duplication
Creates selection views via unified factory (#332)
Abstracts over SelectionViewFactory (#332)
Chooses SelectionFactory where the decision to embed Fx in Swing is made (#332)
ListSelection replaces Selection with ComboBox where necessary.
* Fixes #332 on OS X, but looks really ugly.
* Spinner might be an alternative, but is hard to use for different reasons
* Maybe I can find a way to limit the Lists to 3 items each
Limits selection in ListView to a single item (#332)
Fixes equipment view on OS X
* Limits size of Lists that replace Comboboxes.
* Fixes #332. Again.