2985: add "move project" to "Selection..." dropdown
2985: use move_selections_into_project action
Merge branch 'master' into 2985-selection-button-move-copy
2985: move selection items to the chosen project
2985: move selections to chosen project
2985: fix typo
Merge branch 'master' into 2985-selection-button-move-copy
Merge branch 'master' into 2985-selection-button-move-copy

Conflicts:
	apps/workbench/config/routes.rb
2985: pass move items only when available
2985: forgot to use ruby's cool syntax
Merge branch 'master' into 2985-selection-button-move-copy
Merge branch 'master' into 2985-selection-button-move-copy
2985: let errors propagate during save
2985: let error propagate during save
closes #3065
Merge branch '2985-selection-button-move-copy'