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

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

@@ -0,0 +1,22 @@
+class GetterWithDollar1 {
+  @lombok.Getter int $i;
+  GetterWithDollar1() {
+    super();
+  }
+  public @java.lang.SuppressWarnings("all") int get$i() {
+    return this.$i;
+  }
+}
+class GetterWithDollar2 {
+  @lombok.Getter int $i;
+  @lombok.Getter int i;
+  GetterWithDollar2() {
+    super();
+  }
+  public @java.lang.SuppressWarnings("all") int get$i() {
+    return this.$i;
+  }
+  public @java.lang.SuppressWarnings("all") int getI() {
+    return this.i;
+  }
+}