ShellPkg: Support connect a device handle recursively with '-r'.

This patch make Shell 'connect' a device handle recursively with
'-r' option.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
1 file changed