* Fixed 553: @XArgsConstructor (and @Builder on a class) did not look at @Accessors to handle field accessors.

* various operations on names in javac were really slow; they are faster now.

test/transform/resource/before/BuilderWithAccessors.java

@@ -0,0 +1,7 @@
+@lombok.experimental.Builder @lombok.experimental.Accessors(prefix={"p", "_"})
+class BuilderWithAccessors {
+	private final int plower;
+	private final int pUpper;
+	private int _foo;
+	private int __bar;
+}