Doc error. `@QueryMap` with `encoded=true` will stop default url encoding. So,...

Doc error. `@QueryMap` with `encoded=true` will stop default url encoding. So, calling with `foo.list(ImmutableMap.of("foo", "foo+bar"))` yields '/search?foo=foo+bar' instead of '/search?foo=foo%2Bbar'.

retrofit/src/main/java/retrofit2/http/QueryMap.java

@@ -43,8 +43,8 @@ import static java.lang.annotation.RetentionPolicy.RUNTIME;
  * @GET("/search")
  * Call<ResponseBody> list(@QueryMap(encoded=true) Map<String, String> filters);
  * }</pre>
- * Calling with {@code foo.list(ImmutableMap.of("foo", "foo+foo"))} yields
- * {@code /search?foo=foo%2Bbar}.
+ * Calling with {@code foo.list(ImmutableMap.of("foo", "foo+bar"))} yields
+ * {@code /search?foo=foo+bar}.
  *
  * @see Query
  */