CORE-4164 Added destination paths to dialogs.

Updated CreateFolderDialog, SimpleFileUploadDialog, and FileUploadByUrlDialog to display the destination path in the dialog, up to a certain string length.
Added a tooltip to the displayed path in each dialog that will display the entire path.
CORE-4164 Updated share buttons in Data Toolbar.

Updated enabled logic for share actions in ToolbarButtonVisibilityGridHandler so that they will be disabled if all selected items are not owned by the user.
Added enabled logic for the share data link action so that it's disabled if only one folder is selected.
Added hasOwner method to DiskResourceUtil.
Added set-enabled methods to DiskResourceViewToolbar for the share and data link menu item actions.