public ReleaseNotesTransformer(Reader original) {
        super(original);
        this.in = new Reader() {
            Reader delegate = null;

            @Override
            public int read(char[] cbuf, int off, int len) throws IOException {
                if (delegate == null) {
                    delegate = transform(original);
                }
                return delegate.read(cbuf, off, len);
            }

    }
    google {
        content {
            includeGroup("com.android.databinding")
            includeGroupByRegex("com\\.android\\.tools(\\.[a-z.\\-]*)?")
        }
    }
    maven {
        name = "CHAMP libs"
        url = uri("https://releases.usethesource.io/maven/")
        mavenContent {
            includeGroup("io.usethesource")
        }
    }
    mavenCentral()