Android RecyclerView support addHeaderView,addFooterView and loadMore.

##代码设置

添加headView MfRecycylerView mRecyclerView;
mRecyclerView.addHeaderView(headerView);

添加footerView mRecyclerView.addFooterView(footerView);

 设置emptyView
mRecyclerView.setEmptyView(emptyView);

RecyclerView滑动到bottom
mRecyclerView.addOnScrollListener(new OnRcvScrollListener(OnRcvScrollListener.LAYOUT_MANAGERTYPE.LINEAR, new OnBottomListener() { @Override public void onBottom() { //TODO } }));