android中RecyclerView悬浮吸顶效果

```groovy
// root build.gradle
repositories {
  jcenter()
  maven { url "https://www.jitpack.io" }
}
// yout project build.gradle
dependencies {
    compile 'com.github.LidongWen:MultiTypeAdapter:0.1.1'
}

public class StickySigleTwoAdapter extends StickyAdapter {
  public StickySigleTwoAdapter(Context context, RecyclerView.Adapter mAdapter) {
    super(context, mAdapter);
  }
  @Override
  public boolean isHeader(int position) {
    if (position % 10 == 0) {
      return true;
    } else
      return false;
  }
  @Override
  public void onBindHeaderViewHolder(final ViewHolder viewholder, final int position) {
  }
  @Override
  protected int getLayoutId() {
    return R.layout.header_two;
  }
}

//将 adapter 包裹进 StickyAdapter
// setAdapter
//配置生效
stickyTestAdapter = new StickySigleTwoAdapter(this, adapter);
recyclerView.setAdapter(stickyTestAdapter);
StickyControl.single()     // 设置单个
    .adapter(stickyTestAdapter)     //
    .setRecyclerView(recyclerView)
    .immersion()          // 是否嵌入
    .togo();