[Buildroot] [PATCHv2] wpa_supplicant: bump to version 2.2

[Baruch Siach]

Hi Gustavo,

On Thu, Jun 05, 2014 at 09:34:09AM -0300, Gustavo Zacarias wrote:
> Patches are now upstream.
> 
> Enable epoll support since any modern kernel/toolchain supports it.
> 
> Interworking requires Hotspot functionality which we didn't enable
> before so introduce a new option for them.
> 
> While at it group and sort the options in a more lean and friendly way.
> 
> Signed-off-by: Gustavo Zacarias <gustavo at zacarias.com.ar>

Reviewed-by: Baruch Siach <baruch at tkos.co.il>

Thanks,
baruch

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