Bug 5832 Template Pref page: Edit: Copy/paste context menu
The text field to edit the templates should have a context menu with copy/paste.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/EditTemplateDialog.java
private static class SimpleJavaSourceViewerConfiguration extends JavaSourceViewerConfiguration {
		SimpleJavaSourceViewerConfiguration(JavaTextTools tools, ITextEditor editor) {
			super(tools, editor);			
		}
		
		/*
		 * @see SourceViewerConfiguration#getContentAssistant(ISourceViewer)
		 */
		public IContentAssistant getContentAssistant(ISourceViewer sourceViewer) {
			return null;
		}	
	}
	private static class TemplateVerifier implements VariableEvaluator {