@Override
		public void stateChanged(ChangeEvent e) {
			conflictOption = conflictPanel.getSelectedOptions();
			if (conflictOption == ASK_USER) {
				if (mergeManager != null) {
					mergeManager.setApplyEnabled(false);
				}
				return;
			}
			if (mergeManager != null) {
				mergeManager.clearStatusText();
			}
			try {
				merge(BookmarkMerger.this.currentAddress, BookmarkMerger.this.type,
					BookmarkMerger.this.category, conflictOption, currentMonitor);
			}
			catch (CancelledException e1) {
				cancel();
				return;
			}
			if (mergeManager != null) {
				mergeManager.setApplyEnabled(true);
			}
		}
Gets a standard string to display for the version info of the bookmark info.
Provides different strings depending on whether the bookmark is null
indicating it was removed or not null indicating the user can choose to keep it.
@param version the program version that provided the bookmark.
@param bookmark the bookmark having its information presented.
@returnthe version information string.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/BookmarkMerger.java