fixed the bug when screen orientation changed, refresh menu and load more button not work correctly

Signed-off-by: Wang Bin <wangbin.zibo@gmail.com>
tweaked menu

Signed-off-by: Wang Bin <wangbin.zibo@gmail.com>
fixed a small issue for refresh menu on doc list fragment

Signed-off-by: Wang Bin <wangbin.zibo@gmail.com>