Added tests for ecj, fixed a few minor bugs that came out of that.

test/transform/resource/after-ecj/GetterBoolean.java

@@ -0,0 +1,26 @@
+class Getter {
+  @lombok.Getter boolean foo;
+  @lombok.Getter boolean isBar;
+  @lombok.Getter boolean hasBaz;
+  Getter() {
+    super();
+  }
+  public @java.lang.SuppressWarnings("all") boolean isFoo() {
+    return this.foo;
+  }
+  public @java.lang.SuppressWarnings("all") boolean isBar() {
+    return this.isBar;
+  }
+  public @java.lang.SuppressWarnings("all") boolean hasBaz() {
+    return this.hasBaz;
+  }
+}
+class MoreGetter {
+  @lombok.Getter boolean foo;
+  MoreGetter() {
+    super();
+  }
+  boolean hasFoo() {
+    return true;
+  }
+}