[Buildroot] [PATCH v2,2/2] boost: bump to version 1.69.0

[Thomas Petazzoni]

Hello,

On Sun, 13 Jan 2019 18:43:16 +0100, Fabrice Fontaine wrote:
> - Remove fifth patch (already in version)
> - Remove BR2_PACKAGE_BOOST_SIGNALS as signals is now removed. Its
>   removal was announced in 1.68 and its deprecation was announced in
>   1.54. Users are encouraged to use Signals2 instead.
> 
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>

The Config.in.legacy text did not pass check-package verification, the
lines were too long. I fixed that up, and applied. Thanks!

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com