* 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/ConstructorsWithAccessors.java

@@ -0,0 +1,6 @@
+@lombok.AllArgsConstructor @lombok.experimental.Accessors(prefix={"p", "_"}) class ConstructorsWithAccessors {
+  int plower;
+  int pUpper;
+  int _huh;
+  int __huh2;
+}