added tests for new javadoc behaviour, javac implementation of copying javadoc for getters/setters, and fixed pretty printer to no longer inject an extra newline at the top of javadoc.

test/transform/resource/after-delombok/DelegateWithDeprecated.java

@@ -3,7 +3,9 @@ class DelegateWithDeprecated {
 	private interface Bar {
 		@Deprecated
 		void deprecatedAnnotation();
-		/** @deprecated */
+		/**
+		 * @deprecated
+		 */
 		void deprecatedComment();
 		void notDeprecated();
 	}