[Buildroot] [PATCH 12/16] elf2flt: use new upstream site and add ARM patch

[Waldemar Brodkorb]

Hi Thomas,
Thomas Petazzoni wrote,

> The uClinux developers now have a Github with elf2flt code, with an
> upstream that is again active. Let's switch to this upstream, to which
> Waldemar is contributing as well.
> 
> We also add an ARM patch from Waldemar, which was on his elf2flt
> repository and he submitted upstream.

It is not exactly the stuff I added to my repo, but it produces
working binaries ;)

Please use the updated patch from here:
http://mailman.uclinux.org/pipermail/uclinux-dev/2016-March/052707.html

This only left on build problem with -Werror.

Thanks 
 Waldemar