@Deprecated
  public RequestTemplate append(CharSequence value) {
    /* proxy to url */
    if (this.uriTemplate != null) {
      return this.uri(value.toString(), true);
    }
    return this.uri(value.toString());
  }
Append the value to the template.

<p>This method is poorly named and is used primarily to store the relative uri for the request.
It has been replaced by {@link RequestTemplate#uri(String)} and will be removed in a future
release.

@param value to append.
@return a RequestTemplate for chaining.
@deprecated see {@link RequestTemplate#uri(String, boolean)}
core/src/main/java/feign/RequestTemplate.java